-
簡(jiǎn)介:紅外傳感器網(wǎng)絡(luò)紅外傳感器網(wǎng)絡(luò)中英文資料外文翻譯中英文資料外文翻譯外文資料外文資料MOVINGOBJECTCOUNTINGWITHANINFRAREDSENSORNETWORKBYKI,CHIKEUNGABSTRACTWIRELESSSENSORNETWORKWSNHASBECOMEAHOTRESEARCHTOPICRECENTLYGREATBENEFITCANBEGAINEDTHROUGHTHEDEPLOYMENTOFTHEWSNOVERAWIDERANGEOFAPPLICATIONS,COVERINGTHEDOMAINSOFCOMMERCIAL,MILITARYASWELLASRESIDENTIALINTHISPROJECT,WEDESIGNACOUNTINGSYSTEMWHICHTRACKSPEOPLEWHOPASSTHROUGHADETECTINGZONEASWELLASTHECORRESPONDINGMOVINGDIRECTIONSSUCHASYSTEMCANBEDEPLOYEDINTRAFFICCONTROL,RESOURCEMANAGEMENT,ANDHUMANFLOWCONTROLOURDESIGNISBASEDONOURSELFMADECOSTEFFECTIVEINFRAREDSENSINGMODULEBOARDWHICHCOOPERATESWITHAWSNTHEDESIGNOFOURSYSTEMINCLUDESINFRAREDSENSINGMODULEDESIGN,SENSORCLUSTERING,NODECOMMUNICATION,SYSTEMARCHITECTUREANDDEPLOYMENTWECONDUCTASERIESOFEXPERIMENTSTOEVALUATETHESYSTEMPERFORMANCEWHICHDEMONSTRATESTHEEFFICIENCYOFOURMOVINGOBJECTCOUNTINGSYSTEMKEYWORDSINFRAREDRADIATION,WIRELESSSENSORNODE11INTRODUCTIONTOINFRAREDINFRAREDRADIATIONISAPARTOFTHEELECTROMAGNETICRADIATIONWITHAWAVELENGTHLYINGBETWEENVISIBLELIGHTANDRADIOWAVESINFRAREDHAVEBEWIDELYUSEDNOWADAYSINCLUDINGDATACOMMUNICATIONS,NIGHTVISION,OBJECTTRACKINGANDSOONPEOPLECOMMONLYUSEINFRAREDINDATACOMMUNICATION,SINCEITISEASILYGENERATEDANDONLYSUFFERSLITTLEFROMELECTROMAGNETICINTERFERENCETAKETHETVREMOTECONTROLASANEXAMPLE,WHICHCANBEFOUNDINEVERYONESHOMETHEINFRAREDREMOTECONTROLSYSTEMSUSEINFRAREDLIGHTEMITTINGDIODESLEDSTOSENDOUTANIRINFRAREDSIGNALWHENTHEBUTTONISPUSHEDADIFFERENTPATTERNOFPULSESINDICATESTHECORRESPONDINGBUTTONBEINGPUSHEDTOALLOWTHECONTROLOFMULTIPLEAPPLIANCESSUCHASATV,VCR,ANDCABLEBOX,WITHOUTINTERFERENCE,SYSTEMSGENERALLYHAVEAPREAMBLEANDANADDRESSTOSYNCHRONIZETHERECEIVERANDIDENTIFYTHESOURCEANDLOCATIONOFTHEINFRAREDSIGNALTOENCODETHEDATA,SYSTEMSGENERALLYVARYTHEWIDTHOFTHEPULSESPULSEWIDTHMODULATIONORTHEWIDTHOFTHESPACESBETWEENTHEPULSESPULSESPACEMODULATIONANOTHERPOPULARSYSTEM,BIPHASEENCODING,USESSIGNALTRANSITIONSTODESIGNEDFORWIRELESSSENSORNETWORKSUNLIKEMOSTOTHEROPERATINGSYSTEMS,TINYOSISBASEDONANEVENTDRIVENPROGRAMMINGMODELINSTEADOFMULTITHREADINGTINYOSPROGRAMSARECOMPOSEDINTOEVENTHANDLERSANDTASKSWITHRUNTOCOMPLETIONSEMANTICSWHENANEXTERNALEVENTOCCURS,SUCHASANINCOMINGDATAPACKETORASENSORREADING,TINYOSCALLSTHEAPPROPRIATEEVENTHANDLERTOHANDLETHEEVENTTHETINYOSSYSTEMANDPROGRAMSAREBOTHWRITTENINASPECIALPROGRAMMINGLANGUAGECALLEDNESCNESCWHICHISANEXTENSIONTOTHECPROGRAMMINGLANGUAGENESCISDESIGNEDTODETECTRACECONDITIONSBETWEENTASKSANDEVENTHANDLERSTHEREAREALSOOPERATINGSYSTEMSTHATALLOWPROGRAMMINGINCEXAMPLESOFSUCHOPERATINGSYSTEMSINCLUDECONTIKICONTIKI,ANDMANTISCONTIKIISDESIGNEDTOSUPPORTLOADINGMODULESOVERTHENETWORKANDSUPPORTSRUNTIMELOADINGOFSTANDARDELFFILESTHECONTIKIKERNELISEVENTDRIVEN,LIKETINYOS,BUTTHESYSTEMSUPPORTSMULTITHREADINGONAPERAPPLICATIONBASISUNLIKETHEEVENTDRIVENCONTIKIKERNEL,THEMANTISKERNELISBASEDONPREEMPTIVEMULTITHREADINGWITHPREEMPTIVEMULTITHREADING,APPLICATIONSDONOTNEEDTOEXPLICITLYYIELDTHEMICROPROCESSORTOOTHERPROCESSES14INTRODUCTIONTOWIRELESSSENSORNODEASENSORNODE,ALSOKNOWNASAMOTE,ISANODEINAWIRELESSSENSORNETWORKTHATISCAPABLEOFPERFORMINGPROCESSING,GATHERINGSENSORYINFORMATIONANDCOMMUNICATINGWITHOTHERCONNECTEDNODESINTHENETWORKSENSORNODESHOULDBEINSMALLSIZE,CONSUMINGEXTREMELYLOWENERGY,AUTONOMOUSANDOPERATEUNATTENDED,ANDADAPTIVETOTHEENVIRONMENTASWIRELESSSENSORNODESAREMICROELECTRONICSENSORDEVICE,THEYCANONLYBEEQUIPPEDWITHALIMITEDPOWERSOURCETHEMAINCOMPONENTSOFASENSORNODEINCLUDESENSORS,MICROCONTROLLER,TRANSCEIVER,ANDPOWERSOURCESENSORSAREHARDWAREDEVICESTHATCANPRODUCEMEASURABLERESPONSETOACHANGEINAPHYSICALCONDITIONSUCHASLIGHTDENSITYANDSOUNDDENSITYTHECONTINUOUSANALOGSIGNALCOLLECTEDBYTHESENSORSISDIGITIZEDBYANALOGTODIGITALCONVERTERTHEDIGITIZEDSIGNALISTHENPASSEDTOCONTROLLERSFORFURTHERPROCESSINGMOSTOFTHETHEORETICALWORKONWSNSCONSIDERSPASSIVEANDOMNIDIRECTIONALSENSORSPASSIVEANDOMNIDIRECTIONALSENSORSSENSETHEDATAWITHOUTACTUALLYMANIPULATINGTHEENVIRONMENTWITHACTIVEPROBING,WHILENONOTIONOF“DIRECTION”INVOLVEDINTHESEMEASUREMENTSCOMMONLYPEOPLEDEPLOYSENSORFORDETECTINGHEATEGTHERMALSENSOR,LIGHTEGINFRAREDSENSOR,ULTRASOUNDEGULTRASONICSENSOR,ORELECTROMAGNETISMEGMAGNETICSENSORINPRACTICE,ASENSORNODECANEQUIPWITHMORETHANONESENSORMICROCONTROLLERPERFORMSTASKS,PROCESSESDATAANDCONTROLSTHEOPERATIONSOFOTHERCOMPONENTSINTHESENSORNODETHESENSORNODEISRESPONSIBLEFORTHESIGNALPROCESSINGUPONTHEDETECTIONOFTHEPHYSICALEVENTSASNEEDEDORONDEMANDITHANDLESTHEINTERRUPTIONFROMTHETRANSCEIVERINADDITION,ITDEALSWITHTHEINTERNALBEHAVIOR,SUCHASAPPLICATIONSPECIFICCOMPUTATIONTHEFUNCTIONOFBOTHTRANSMITTERANDRECEIVERARECOMBINEDINTOASINGLEDEVICEKNOWASTRANSCEIVERSTHATAREUSEDINSENSORNODESTRANSCEIVERSALLOWASENSORNODETOEXCHANGEINFORMATIONBETWEENTHENEIGHBORINGSENSORSANDTHESINKNODEACENTRALRECEIVERTHEOPERATIONALSTATESOFATRANSCEIVERARETRANSMIT,RECEIVE,IDLEANDSLEEPPOWERISSTOREDEITHERINTHEBATTERIESORTHECAPACITORSBATTERIESARETHEMAINSOURCEOFPOWERSUPPLYFORTHESENSORNODESTWOTYPESOFBATTERIESUSEDARE
下載積分: 6 賞幣
上傳時(shí)間:2024-03-17
頁(yè)數(shù): 8
大?。?0.04(MB)
子文件數(shù):
-
簡(jiǎn)介:文言文句子的翻譯文言文句子的翻譯于①敏【教學(xué)目的教學(xué)目的】1、了解高考文言文翻譯題的基本要求。2、通過(guò)課文中的例句掌握文言文翻譯的基本方法?!窘虒W(xué)重難點(diǎn)教學(xué)重難點(diǎn)】1、抓關(guān)鍵詞句關(guān)鍵詞語(yǔ)、特殊句式,洞悉得分點(diǎn)。2、掌握解題步驟、翻譯方法,學(xué)以致用。3、借助積累課內(nèi)文言知識(shí)、成語(yǔ)、語(yǔ)法結(jié)構(gòu)、語(yǔ)境等,巧解難詞難句。【教學(xué)設(shè)計(jì)教學(xué)設(shè)計(jì)】1、幫助學(xué)生歸納系統(tǒng)的文言句子的翻譯方法直譯,并指導(dǎo)其應(yīng)用。2、在學(xué)生掌握了“信、達(dá)、雅”三字翻譯目標(biāo)和“翻譯六字訣”的基礎(chǔ)上,針對(duì)學(xué)生在文言翻譯中的盲點(diǎn),力圖引導(dǎo)學(xué)生總結(jié)歸納出解決翻譯疑難的技巧,并通過(guò)訓(xùn)練驗(yàn)證這些技巧的可操作性,使學(xué)生能舉一反三,從而增強(qiáng)文言文翻譯的信心?!窘虒W(xué)步驟教學(xué)步驟】一.考點(diǎn)掃描湖北高考文言文翻譯題賦分9分。2010湖北語(yǔ)文考試說(shuō)明對(duì)“理解并翻譯文中的句子”考點(diǎn)的要求古文翻譯要求以直譯為主,并保持語(yǔ)意暢通,要注意原文用詞造句和表達(dá)方式的特點(diǎn)。二、例題回顧(2010湖北卷)把第三大題文言文閱讀材料中畫(huà)線的語(yǔ)句翻譯成現(xiàn)代漢語(yǔ)。(9分)(1)而今之為吏者不然,簿書(shū)聽(tīng)斷而已矣。(3分)(2)耕者,不復(fù)督其力;用者,不復(fù)計(jì)其出入。(3分)(3)茍知一時(shí)之不為盜,而不知終身驕惰而竊食也。(3分)【答案】(1)但是如今做官吏的人卻不是這樣,只不過(guò)處理公文,辦理政務(wù)罷了。(2)耕地的農(nóng)民,不再被督促盡力耕作,消費(fèi)者不再根據(jù)收入確定支出。(3)只知道(他們)一時(shí)之間不(讓饑民)變成盜賊,卻不知道他們一輩子驕橫懶惰竊取衣食?!窘馕觥糠g文言文要字字落實(shí),并注意句子中涉及的語(yǔ)法現(xiàn)象。重點(diǎn)實(shí)詞、虛詞和文言文語(yǔ)法往往是得分點(diǎn)。(1)之那些;不然不是這樣;簿書(shū)處理公文。(2)督被督導(dǎo)(被動(dòng));用者消費(fèi)者;出入量入為出。(3)之助詞,不譯;驕惰驕橫懶惰。三、翻譯的基本原則1.三字要領(lǐng)“信”“達(dá)”“雅”翻譯的基本要求是“信”“達(dá)”“雅”,首先要求準(zhǔn)確表達(dá)原文意思,不走樣,不漏譯,不錯(cuò)譯;繼之要求譯文明白通暢,無(wú)語(yǔ)??;進(jìn)而要求譯文用詞造句考究,有一定的文采。2.一句要求直譯為主,字字落實(shí);意譯為輔,文從字順從高考的特點(diǎn)出發(fā),文言文翻譯以直譯為主,意譯為輔直譯,就是將原文中的字句落實(shí)到譯文中,尤其在關(guān)鍵詞句的理解表達(dá)上要求與原文保持一致;難以直譯或直譯后無(wú)法表達(dá)原文意蘊(yùn)的地方才酌情采用意譯作為輔助手段。四、文言語(yǔ)句翻譯方法歸納1、保留法(留)保留法(留)保留古今意義完全相同的一些詞㈠人名(名、字、號(hào)等)、地名、官職名、年號(hào)、國(guó)號(hào)等專門(mén)稱謂。㈡度量衡單位、數(shù)量詞、器物名稱。㈢古今意義相同的詞。例題1①此沛公左司馬曹無(wú)傷言之。不然,籍何以至此(鴻門(mén)宴)②李氏子蟠,年十七,好古文。(師說(shuō)第三步理清句式、調(diào)整語(yǔ)序句子中如有特殊句式(主謂倒置句、賓語(yǔ)前置句、狀語(yǔ)后置句、定語(yǔ)后置句、省略句、被動(dòng)句),翻譯時(shí)一定要把語(yǔ)序理順。第四步草擬底稿、連詞成句在草稿紙(考試時(shí)可以在試卷上)上先大致草擬一下答案,結(jié)合上面幾步連詞成句。第五步調(diào)整至答卷把第四步的草稿再作調(diào)整,然后謄寫(xiě)到答卷上,這樣既可以保證答案的思路清晰,又可以保持卷面清潔。總結(jié)規(guī)律①做翻譯題的時(shí)候,應(yīng)該有踩點(diǎn)得分的意識(shí),要洞悉命題者關(guān)鍵想考查你哪些地方。要抓住翻譯的兩個(gè)關(guān)鍵點(diǎn)一是關(guān)鍵詞,二是特殊句。②借助字音、字形判斷;借助成語(yǔ)詞語(yǔ)判斷;借助課內(nèi)文言知識(shí)積累;借助上下語(yǔ)境推斷;借助語(yǔ)法結(jié)構(gòu)推斷六、教師歸納總結(jié)文言文句子翻譯歌熟讀全文,領(lǐng)會(huì)文意;扣住詞語(yǔ),字字落實(shí)。切勿漏譯,準(zhǔn)確第一;單音詞語(yǔ),雙音換替。國(guó)年官地,保留不譯;遇有省略,補(bǔ)充完整。調(diào)整詞序,刪去無(wú)義;修辭用典,輔以意譯。推斷詞義,前后聯(lián)系;字詞句篇,連成一氣。帶回原文,檢查仔細(xì);通達(dá)完美,翻譯完畢。七、課堂演練(略)
下載積分: 5 賞幣
上傳時(shí)間:2024-03-15
頁(yè)數(shù): 3
大?。?0.05(MB)
子文件數(shù):
-
簡(jiǎn)介:1MARKETINGSTRATEGY1MARKETSEGMENTATIONANDTARGETSTRATEGYAMARKETCONSISTSOFPEOPLEORORGANIZATIONSWITHWANTS,MONEYTOSPEND,ANDTHEWILLINGNESSTOSPENDITHOWEVER,WITHINMOSTMARKETSTHEBUYERNEEDSARENOTIDENTICALTHEREFORE,ASINGLEMARKETINGPROGRAMSTARTSWITHIDENTIFYINGTHEDIFFERENCESTHATEXISTWITHINAMARKET,APROCESSCALLEDMARKETSEGMENTATION,ANDDECIDINGWHICHSEGMENTSWILLBEPURSUEDADSTARGETMARKETSMARKETINGSEGMENTATIONENABLESACOMPANYTOMAKEMOREEFFICIENTUSEOFITSMARKETINGRESOURCESALSO,ITALLOWSASMALLCOMPANYTOCOMPETEEFFECTIVELYBYCONCENTRATINGONONEORTWOSEGMENTSTHEAPPARENTDRAWBACKOFMARKETSEGMENTATIONISTHATITWILLRESULTINHIGHERPRODUCTIONANDMARKETINGCOSTSTHANAONEPRODUCT,MASSMARKETSTRATEGYHOWEVER,IFTHEMARKETISCORRECTLYSEGMENTED,THEBETTERFITWITHCUSTOMERSNEEDSWILLACTUALLYRESULTINGREATEREFFICIENCYTHETHREEALTERNATIVESTRATEGIESFORSELECTINGATARGETMARKETAREMARKETAGGREGATION,SINGLESEGMENT,ANDMULTIPLESEGMENTMARKETAGGREGATIONSTRATEGYINVOLVESUSINGONEMARKETINGMIXTOREACHAMASS,UNDIFFERENTIATEDMARKETWITHASINGLESEGMENTSTRATEGY,ACOMPANYSTILLUSESONLYONEMARKETINGMIX,BUTITISDIRECTEDATONLYONESEGMENTOFTHETOTALMARKETAMULTIPLESEGMENTSTRATEGYENTAILSSELECTINGTWOORMORESEGMENTSANDDEVELOPINGASEPARATEMARKETINGMIXTOREACHSEGMENT2POSITIONINGTHEPRODUCTMANAGEMENTSABILITYTOBRINGATTENTIONTOAPRODUCTANDTODIFFERENTIATEITINAFAVORABLEWAYFROMSIMILARPRODUCTSGOESALONGWAYTOWARDDETERMININGTHATPRODUCTSREVENUESTHUSMANAGEMENTNEEDSTOENGAGEINPOSITIONING,WHICHMEANSDEVELOPINGTHEIMAGETHATAPRODUCTPROJECTSINRELATIONTOCOMPETITIVEPRODUCTSANDTOTHEFIRMSOTHERPRODUCTSMARKETINGEXECUTIVESCANCHOOSEFROMAVARIETYOFPOSITIONINGSTRATEGIESSOMETIMESTHEYDECIDETOUSEMORETHANONEFORAPARTICULARPRODUCTHEREARESEVERALMAJORPOSITIONINGSTRATEGIES21POSITIONINGINRELATIONTOACOMPETITORFORSOMEPRODUCTS,THEBESTPOSITIONISDIRECTLYAGAINSTTHECOMPETITIONTHISSTRATEGYISESPECIALLYSUITABLEFORAFIRMTHATALREADYHASASOLIDDIFFERENTIALADVANTAGEORISTRYINGTOSOLIDIFYSUCHANADVANTAGETOFENDOFFRIVALMARKERSOFMICROPROCESSORS,INTELCORPLAUNCHED3REVISIONACT,WHICHTOOKEFFECTIN1989,ISTENDEDTOSTRENGTHENTHETHEREGISTRATIONSYSTEMTOTHEBENEFITOFUSFIRMSFORSELLERS,BRANDSCANBEPROMOTEDTHEYAREEASILYRECOGNIZEDWHENDISPLAYEDINASTOREORINCLUDEDINADVERTISINGBRANDINGREDUCESPRICECOMPARISONSBECAUSEBRANDSAREANOTHERFACTORTHATNEEDSTOBECONSIDEREDINCOMPARINGDIFFERENTPRODUCTS,BRANDINGREDUCESTHELIKELIHOODOFPURCHASEDECISIONBASEDSOLELYONPRICETHEREPUTATIONOFABRANDALSOINFLUENCESCUSTOMERLOYALTYAMONGBUYERSOFSERVICESASWELLASCUSTOMERGOODSFINALLY,BRANDINGCANDIFFERENTIATECOMMODITIESSUNKISTORANGES,MORTONSALT,ANDDOMINOSUGAR,FOREXAMPLE3PRICINGPRICINGISADYNAMICPROCESS,COMPANIESDESIGNAPRICINGSTRUCTURETHATCOVERSALLTHEIRPRODUCTSTHEYCHANGETHISSTRUCTUREOVERTIMEANDADJUSTITTOACCOUNTFORDIFFERENTCUSTOMERSANDSITUATIONSPRICINGSTRATEGIESUSUALLYCHANGEASAPRODUCTPASSESTHROUGHITSLIFECYCLEMARKETERSFACEIMPORTANTCHOICEWHENTHEYSELECTNEWPRODUCTPRICINGSTRATEGIESTHECOMPANYCANDECIDEONONEOFSEVERALPRICEQUALITYSTRATEGIESFORINTRODUCINGANIMITATIVEPRODUCTINPRICINGINNOVATIVEPRODUCTS,ITCANPRACTICEMARKETSKIMMINGPRICINGBYINITIALLYSETTINGHIGHPRICESTO“SKIM“THEMAXIMUMAMOUNTOFREVENUEFROMVARIOUSSEGMENTSOFTHEMARKETORITCANUSEMARKETPENETRATIONPRICINGBYSETTINGALOWINITIALPRICETOWINALARGEMARKETSHARECOMPANIESAPPLYAVARIETYOFPRICEADJUSTMENTSTRATEGIESTOACCOUNTFORDIFFERENCESINCONSUMERSEGMENTSANDSITUATIONSONEISDISCOUNTANDALLOWANCEPRICING,WHEREBYTHECOMPANYDECIDESONQUANTITY,FUNCTIONAL,ORSEASONALDISCOUNTS,ORVARYINGTYPESOFALLOWANCESASECONDSTRATEGYISSEGMENTEDPRICING,WHERETHECOMPANYSELLERSAPRODUCTATTWOORMOREPRICESTOALLOWFORDIFFERENCESINCUSTOMERS,PRODUCTS,ORLOCATIONSSOMETIMESCOMPANIESCONSIDERMORETHANECONOMICSINTHEIRPRICINGDECISIONS,ANDUSEPSYCHOLOGICALPRICINGTOCOMMUNICATEABOUTTHEPRODUCTSQUALITYORVALUEINPROMOTIONALPRICING,COMPANIESTEMPORARILYSELLTHEIRPRODUCTBELLOWLISTPRICEASASPECIALEVENTTODRAWMORECUSTOMERS,SOMETIMESEVENSELLINGBELOWCOSTWITHVALUEPRICING,THECOMPANYOFFERSJUSTTHENIGHTCOMBINATIONOFQUALITYANDGOODSERVICEATAFAIRPRICEANOTHERAPPROACHISGEOGRAPHICALPRICING,WHEREBYTHECOMPANYDECIDESHOWTOPRICEDISTANTCUSTOMERS,CHOOSINGFROMALTERNATIVEASFOBPRICING,UNIFORMDELIVEREDPRICING,ZONEPRICING,BASINGPOINTPRICING,ANDFREIGHTABSORPTIONPRICINGFINALLY,INTERNATIONALPRICINGMEANSTHATTHECOMPANYADJUSTSITSPRICETOMEETDIFFERENTWORLDMARKETS
下載積分: 6 賞幣
上傳時(shí)間:2024-03-16
頁(yè)數(shù): 9
大?。?0.02(MB)
子文件數(shù):
-
簡(jiǎn)介:華北科技學(xué)院畢業(yè)設(shè)計(jì)(外文翻譯)第1頁(yè)共18頁(yè)DESIGNANDIMPLEMENTATIONOFINDOORENVIRONMENTFIREALARMSYSTEMBASEDONWIRELESSSENSORNETWORKAUTHORXIUWENFU,WENFENGLI,LINYANGASANEWNETWORKTECHNOLOGY,WIRELESSSENSORNETWORKSWSNAREWIDELYUSEDINVARIOUSEMERGENCYEVENTSBECAUSEOFTHEIRSTRONGLOCALCOOPERATIVESENSINGANDTHEABILITYTOINTERPRETDATAFROMTHEENVIRONMENTINTHISPAPER,WEPROPOSEAFIREALARMSYSTEMCALLEDFIREALARMINGSYSTEMINDOORENVIRONMENTFASIE,WHICHINNOVATIVELYINTEGRATESWIRELESSFIREALARMNETWORKWITHHANDFIREEXTINGUISHINGRESCUESUPPORTSYSTEMUNLIKETRADITIONALWIRELESSSENSORNETWORKSTHATIMPLEMENTFIRENETWORKS,THEFASIEISABLETOFIREINTOFIRE,INCLUDINGFIREALARMS,PROVIDINGFULLRANGEOFSERVICES,FIRERESCUINGANDFIREFIGHTERPOSITIONINGINORDERTOEXPLAINFAHEYBETTER,WEFIRSTGIVEAGENERALDESCRIPTIONOFFASIEANDINTRODUCETHEARCHITECTUREOFTHESYSTEMTHEN,THEHARDWAREANDSYSTEMPERFORMANCEAREINTRODUCEDKEYWORDSWIRELESSSENSORNETWORKSWSN,INDOORENVIRONMENT,FIREALARMSYSTEM,HANDHELDFIRERESCUESUPPORTSYSTEM1INTRODUCTIONWITHTHENEWMANUFACTURINGANDINTEGRATIONTECHNOLOGY,REDUCETHECOST,THESIZEOFTHEWIRELESSSENSOR,WEHAVEWITNESSEDANOTHERREVOLUTION,ISCONDUCIVETOTHECONTROLANDOBSERVATIONOFOURLIFEANDTHEPHYSICALWORLD,ASTHENETWORKTECHNOLOGYTODO,MICROSENSORSCONNECTEDTOEACHINDIVIDUALANDORGANIZATIONDEEPLYEMBEDDEDINTOTHEPHYSICALENVIRONMENTOFINFORMATIONEXCHANGENETWORKWECANOBSERVEWITHTHEENVIRONMENTANDINALOYAL,PREVIOUSLYNOTREALTIMEHUMANCOMPUTERINTERACTIONASONEOFTHEMOSTINFLUENTIALASPECTSOFFIREPROTECTIONAPPLICATIONS,PUBLICSAFETYACTIVITIESHAVEALSOACHIEVEDSIGNIFICANTBENEFITSINTHEEMERGENCEOFWIRELESSSENSORNETWORKSANDTHEIRFURTHERDEVELOPMENTIN2INTHISPAPER,WEPROPOSEAWIRELESSFIREALARMSYSTEMFIREALARMSYSTEMFORINDOORENVIRONMENTFASIETHEMAINCONTRIBUTIONISTHEINTRODUCTIONOFTHEWIRELESSNETWORKANDHANDHELDFIREALARMFIRERESCUEFIREALARMANDRESCUESUPPORTSYSTEMTOPROVIDECOMPREHENSIVETECHNICALSUPPORTTHERESTOFTHISARTICLEISORGANIZEDASFOLLOWSSECTION512DESCRIBESTHESTATEOFTHEARTOFEXISTINGFIREALARMSYSTEMSINTHE513SECTION,FASIEISINTRODUCEDFROMTHEPOINTOFVIEWOFSYSTEMCOMPOSITIONANDFUNCTIONTHE514SECTIONDESCRIBESTHEFASIELAYEREDARCHITECTURETHE515SECTIONINTRODUCESTHEKEYHARDWAREOFFASIETHE516PARTANALYZESTHEPERFORMANCEOFFASIEFINALLY,CONCLUSIONSANDFUTUREWORKAREPRESENTEDINSECT517華北科技學(xué)院畢業(yè)設(shè)計(jì)(外文翻譯)第3頁(yè)共18頁(yè)THEFASIESYSTEMCONSISTSOFTWOCOMPONENTAPPLICATIONARCHITECTURESAWIRELESSFIREALARMNETWORKANDAHANDHELDFIRERESCUESUPPORTSYSTEMWIRELESSFIREALARMNETWORKSAREDEPLOYEDBYHUNDREDSOFWIRELESSSENSORNODESINBUILDINGSANDOTHERAPPLICATIONSCENARIOSSINCEWIRELESSSENSORNODESHAVESPECIALIZEDAPPLICATIONSINFIRESCENARIOS,EACHNODEISENCAPSULATEDINFIREPROTECTIONPACKAGEWITHWSNFORESTMONITORING,THEMAINAPPLICATIONSOFFASIEAREMAINLYFOCUSEDONINDOORENVIRONMENTALMONITORINGTHEREFORE,THENODEISEQUIPPEDWITHTWOPOWERMODULESBATTERYMODULEANDFIXEDPOWERMODULEWHENTHEFIREHAPPENS,THEWIRELESSFIREALARMNETWORKCANDETECTTHEFIREATONCEANDSENDOUTALARMINFORMATIONTOTHEBASESTATIONINFASIE,THEBASESTATIONISASMALLHIGHPERFORMANCEEMBEDDEDSYSTEMWITHTWOCOMMUNICATIONINTERFACESSUCHASWIFIAND3G,WHICHCANBEDEPLOYEDEASILYWHENTHEBASESTATIONRECEIVESTHEALARMINFORMATION,THEALARMINFORMATIONISFORWARDEDTOTHEMONITORINGPLATFORMTHROUGHTHEWIFI,ANDCORRESPONDINGEVACUATIONANDCALLSERVICEDECISIONSAREMADEACCORDINGTOTHERECEIVEDINFORMATIONAKEYELEMENTOFTHEHANDHELDFIRERESCUESUPPORTSYSTEMINFASIEISUNIQUEFEATURESTHATCANDISTINGUISHTHISSYSTEMFROMOTHEREXISTINGSUPPORTSYSTEMSFORFIREPROTECTIONAHANDHELDFIRERESCUESYSTEMCONSISTSOFTWODEVICESAFIREPDAANDAWIRELESSSENSORNODEWITHABLUETOOTHINTERFACEPORTABLEWIRELESSSENSORNODESCANSHAREINFORMATIONWITHPDAVIABLUETOOTHINTERFACEINFORMATIONSUCHASRSSIANDLQIISDYNAMICALLYSELFORGANIZEDTHROUGHTHEINDOORENVIRONMENTLOCATIONALGORITHM,PDACANACCESSTHEACCURATELOCATIONOFFIREFIGHTERSANDNOTIFYTHESUPERVISIONPLATFORMTHROUGHTHE3GNETWORKINADDITIONTOINDOORLOCATIONSERVICES,THEHANDHELDFIRERESCUESYSTEMALSOINCLUDESOUTDOORLOCATIONSERVICESANDHEALTHSTATUSMONITORINGWITHTHESUPPORTOFTHEGPSCHIPWITHINTHEPDA,THEPDAISABLETOACCESSTHEEXACTLOCATIONANDCANPROVIDEGREATHELPTOFIREEQUIPMENTANDCREWSCHEDULINGBECAUSEOFTHEINTEGRATIONOFMULTIPLESENSORSFORPORTABLEWIRELESSSENSORNODES,WIRELESSSENSORNODESAREABLETOSENSETHEAMBIENTENVIRONMENTANDMONITORTHEPHYSICALPARAMETERSOFTHEFIREFIGHTERSTHROUGHTHE3GNETWORK,THEMONITORINGCENTERCANMONITORTHEFIREFIGHTERSHEALTHANDSURROUNDINGCONDITIONSWHENTHEFIREFIGHTERSAREINDANGER,SUPERVISETHEPLATFORMANDORGANIZERESCUEIMMEDIATELYINADDITION,SINCETHEHANDHELDFIREALARMINGSYSTEMISALIGHTWEIGHTBROWSERINTEGRATION,FIREFIGHTERSCANACCESSREMOTEDATABASESTHROUGHWEBSERVICES4TIERARCHITECTUREINORDERTOIMPROVETHEVERSATILITY,FLEXIBILITYANDSCALABILITYOFTHESYSTEM,THEFASIEDESIGNADOPTSAHIERARCHICALARCHITECTURE,FOLLOWEDBYTHEOPENSYSTEMINTERCONNECTIONREFERENCEMODELOSI,ANDTHE8ISDIVIDEDINTOSIXLAYERSFROMTOPTOBOTTOM,THEYAREAPPLICATIONLAYER,FORWARDINGLAYER,ASSEMBLYLAYER,LINKMANAGEMENTLAYER,EQUIPMENTLAYER
下載積分: 6 賞幣
上傳時(shí)間:2024-03-16
頁(yè)數(shù): 18
大?。?0.04(MB)
子文件數(shù):
-
簡(jiǎn)介:定語(yǔ)從句翻譯練習(xí)定語(yǔ)從句翻譯練習(xí)1我有一位非常喜歡音樂(lè)的朋友我有一位非常喜歡音樂(lè)的朋友2我將永遠(yuǎn)記住在高一時(shí)教我們化學(xué)的那位老師我將永遠(yuǎn)記住在高一時(shí)教我們化學(xué)的那位老師3英語(yǔ)是全世界都使用的語(yǔ)言英語(yǔ)是全世界都使用的語(yǔ)言4足球是大多數(shù)男孩都喜歡的運(yùn)動(dòng)足球是大多數(shù)男孩都喜歡的運(yùn)動(dòng)5今天是我們經(jīng)歷過(guò)的最寒冷的一天今天是我們經(jīng)歷過(guò)的最寒冷的一天6頭一件你需要做的事就是學(xué)習(xí)英語(yǔ)頭一件你需要做的事就是學(xué)習(xí)英語(yǔ)7瑪麗所指的是哪一幅畫(huà)瑪麗所指的是哪一幅畫(huà)8那班我正在等的火車現(xiàn)在已經(jīng)晚了半小時(shí)那班我正在等的火車現(xiàn)在已經(jīng)晚了半小時(shí)9我們?cè)诮稚嫌鲆?jiàn)的那位女士是我們的數(shù)學(xué)老師我們?cè)诮稚嫌鲆?jiàn)的那位女士是我們的數(shù)學(xué)老師10他告訴我偵探們他們想要知道的所有事情他告訴我偵探們他們想要知道的所有事情22正像剛才討論的那樣,學(xué)習(xí)英語(yǔ)很容易正像剛才討論的那樣,學(xué)習(xí)英語(yǔ)很容易23我將永遠(yuǎn)記住待在農(nóng)村生活的那段日子我將永遠(yuǎn)記住待在農(nóng)村生活的那段日子24孫老師寫(xiě)的書(shū)是世界上最好的書(shū)孫老師寫(xiě)的書(shū)是世界上最好的書(shū)25你知道他打算出國(guó)留學(xué)的原因嗎你知道他打算出國(guó)留學(xué)的原因嗎26我討厭我住過(guò)的那個(gè)旅館。我討厭我住過(guò)的那個(gè)旅館。27我永遠(yuǎn)也忘不了我們共同生活和學(xué)習(xí)的那個(gè)秋天。我永遠(yuǎn)也忘不了我們共同生活和學(xué)習(xí)的那個(gè)秋天。28她是我見(jiàn)過(guò)的最善良的女孩。她是我見(jiàn)過(guò)的最善良的女孩。29這就是你能在上面找到答案的那一頁(yè)這就是你能在上面找到答案的那一頁(yè)30昨天在購(gòu)物中心,我遇見(jiàn)了那位我在一次聚會(huì)上認(rèn)識(shí)昨天在購(gòu)物中心,我遇見(jiàn)了那位我在一次聚會(huì)上認(rèn)識(shí)的教授。的教授。31人們會(huì)永遠(yuǎn)記住香港和澳門(mén)回歸祖國(guó)的那一時(shí)刻。人們會(huì)永遠(yuǎn)記住香港和澳門(mén)回歸祖國(guó)的那一時(shí)刻。
下載積分: 6 賞幣
上傳時(shí)間:2024-03-15
頁(yè)數(shù): 7
大?。?0.03(MB)
子文件數(shù):
-
簡(jiǎn)介:畢設(shè)附件外文文獻(xiàn)翻譯原文及譯文3500字原文STUDYOFSERVICEQUALITYMANAGEMENTINHOTELINDUSTRYBORKARSAMEERABSTRACTITISANATTEMPTTOUNDERSTANDTHEROLEOFQUALITYIMPROVEMENTPROCESSINHOSPITALITYINDUSTRYANDEFFECTIVENESSINMAKINGITSUSTAINABLEBUSINESSENTERPRISEITISASURVEYOFTHEPRESENTLYADOPTEDQUALITYMANAGEMENTTOOLSWHICHAREMAKINGTHEHOTELSOPERATIONSBETTERFOCUSEDANDRELIABLEANDMEETTHECUSTOMEREXPECTATIONSDESCRIPTIVERESEARCHDESIGNISUSEDTOKNOWTHEPARAMETERSOFSERVICEQUALITYMANAGEMENTINHOSPITALITYINDUSTRYEXPLORATORYRESEARCHDESIGNISUNDERTAKENTODIGOUTTHESERVICEQUALITYMANAGEMENTPRACTICESANDITSEFFECTIVENESSDATAANALYSISISDONEANDPRESENTEDHYPOTHESISISTESTEDAGAINSTTHECOLLECTEDDATASINCETHEINDUSTRYCONTINUOUSLYTRIESTOIMPROVEUPONTHEIRSERVICESTOMEETTHELEVELSOFCUSTOMERSATISFACTIONSTUDYPRESENTSTOOLSFORCONTINUOUSIMPROVEMENTPROCESSANDHOWITBENEFITSALLTHESTAKEHOLDERSITCANBEINFERREDFROMTHESTUDYTHATTHEHOTELIMPLEMENTCONTINUOUSIMPROVEMENTPROCESSANDQUALITYMANAGEMENTTOOLSTOREMAINCOMPETITIVEINTHEMARKETTHESTUDYINVOLVESHOTELSOFHIGHLYCOMPETITIVEMARKETWITHLIMITEDNUMBEROFRESPONDENTSTHISLIMITSTHESTUDYTOHOTELINDUSTRYANDHASSCOPEOFINCLUDINGOTHERHOSPITALITYSERVICEPROVIDERSASWELLKEYWORDSCUSTOMERSATISFACTION,PERCEPTION,PERFORMANCEMEASUREMENT,CONTINUOUS,IMPROVEMENTPROCESSINTRODUCTIONITHASBROUGHTPARADIGMSHIFTSINTHEOPERATIONSOFHOSPITALITYINDUSTRYTHEOVERALLPERSPECTIVEOFTHEINDUSTRYISCHANGEDDUETOINTRODUCTIONOFNEWTECHNIQUESANDMETHODSOFHANDLINGVARIOUSPROCESSESAWARENESSAMONGTHEHOTELIERSANDTHEGUESTSHASFUELLEDTHEINVENTIONSFOCUSEDONOPERATIONSTHEINCREASEDSAGACITYOFCUSTOMERSATISFACTIONLEDTOTHEUSEOFHIGHSTANDARDSOFSERVICEININDUSTRYTHENEWSERVICEPARAMETERSMADETHEHOTELIERSTOIMPLEMENTQUALITYMANAGEMENTASANEFFECTIVEAIDITHASSIGNIFICANTLYAFFECTEDHOTELSABILITYTOCONTROLANDADAPTTOCHANGINGENVIRONMENTSTHEUSEOFNEWTECHNIQUESBEGANWITHTHESIMPLEMOTIVEOFSOPHISTICATIONANDPRECISEACTIVITIESINTHEGIVENFIELDOFOPERATIONWHICHMAYRESULTINHIGHSTANDARDSOFSERVICEINGLOBALECONOMYANDHASALLOWEDTHERISEOFALEISURECLASSCONCEPTUALFRAMEWORKTHISSTUDYOFSERVICEQUALITYMANAGEMENTINHOSPITALITYINDUSTRYISANATTEMPTTOUNDERSTANDTHEPRESENCEOFQUALITYIMPROVEMENTPROCESSINHOSPITALITYINDUSTRYANDEFFECTIVENESSINMAKINGITSUSTAINABLEBUSINESSENTERPRISEITISASURVEYOFTHEPRESENTLYADOPTEDQUALITYMANAGEMENTTOOLSWHICHAREMAKINGTHEHOTELSOPERATIONSSAFER,FOCUSEDANDRELIABLEANDMEETTHECUSTOMEREXPECTATIONSASTHEHOSPITALITYINDUSTRYBECOMESMORECOMPETITIVETHEREISANOBVIOUSNEEDTORETAINCLIENTELEASWELLASINCREASINGPROFITABILITYANDHENCEMANAGEMENTPROFESSIONALSCOMPANIESDELIVERINGSERVICESMUSTBROADENTHEIREXAMINATIONOFPRODUCTIVITYTOHELPSETTLECONFLICTS–THELEVERAGESYNERGIES–BETWEENIMPROVINGSERVICEQUALITYANDBOOSTINGSERVICEPRODUCTIVITYPARASURAMANA2002AKEYACTIVITYISTOCONDUCTREGULARLYSCHEDULEDREVIEWOFPROGRESSBYQUALITYCOUNCILORWORKINGGROUPANDMANAGEMENTMUSTESTABLISHASYSTEMTOIDENTIFYAREASFORFUTUREIMPROVEMENTANDTOTRACKPERFORMANCEWITHRESPECTTOINTERNALANDEXTERNALCUSTOMERSTHEYMUSTALSOTRACKTHECHANGINGPREFERENCESOFCUSTOMERCONTINUOUSIMPROVEMENTMEANSNOTONLYBEINGSATISFIEDWITHDOINGAGOODJOBORPROCESSITISACCOMPLISHEDBYINCORPORATINGPROCESSMEASUREMENTANDTEAMPROBLEMSOLVINGANALLWORKACTIVITIESORGANIZATIONMUSTCONTINUOUSLYSTRIVEFOREXCELLENCEBYREDUCINGCOMPLEXITY,VARIATIONANDOUTOFCONTROLPROCESSPLANDSTUDYACTPDSADEVELOPEDBYSHEWHARTANDLATERONMODIFIEDBYDEMINGISANEFFECTIVEIMPROVEMENTTECHNIQUEFIRSTPLANCAREFULLY,THENCARRYOUTPLAN,STUDYTHERESULTSANDCHECKWHETHERTHEPLANWORKEDEXACTLYASINTENDEDANDACTONRESULTSBYIDENTIFYINGWHATWORKEDASPLANNEDANDWHATDIDNTWORKCONTINUOUSPROCESSIMPROVEMENTISTHEOBJECTIVEANDTHESEPHASESOFPDSAARETHEFRAMEWORKTOACHIEVETHOSEOBJECTIVESBESTERFIELDDETAL2003THESERVICESCAPEISAGENERALTERMTODESCRIBETHEPHYSICALSURROUNDINGSOFASERVICEENVIRONMENTREIMER2005,P786SUCHASAHOTELORCRUISESHIPGUESTSARESOMETIMESUNCONSCIOUSLYTRYINGTOOBTAINASMUCHINFORMATIONASPOSSIBLETHROUGHEXPERIENCESTODECREASEINFORMATIONASYMMETRIESTHISCAUSESGUESTSTOLOOKFORQUALITYSIGNALSORCUESWHICHWOULDPROVIDETHEMWITHINFORMATIONABOUTTHESERVICE,WHICHLEADSUSTOCUEUTILIZATIONTHEORYCUEUTILIZATIONTHEORYSTATESTHATPRODUCTSORSERVICESCONSISTOFSEVERALARRAYSOFCUESTHATSERVEASSURROGATEINDICATORSOFPRODUCTORSERVICEQUALITYTHEREAREBOTHINTRINSICANDEXTRINSICCUESTOHELPGUESTSDETERMINEQUALITYCONSEQUENTIALLY,DUETOTHELIMITEDTANGIBILITYOFSERVICES,GUESTSAREOFTENLEFTTOACCEPTTHEPRICEOFTHEEXPERIENCEANDTHEPHYSICALAPPEARANCEORENVIRONMENTOFTHEHOTELORCRUISESHIPITSELFASQUALITYINDICATORSTHOUGHTHEREAREMANYTRADEANDACADEMICPAPERSDISCUSSINGGUESTSATISFACTIONHASBEENPUBLISHED,ONECANNOTETHATLIMITEDATTENTIONHASBEENPAIDTOTHEVALUEPERCEPTIONANDEXPECTATIONSGUESTSHAVETOWARDSPRODUCTDELIVERYANDINFLUENCEPRICEGUESTSPAYFORANEXPERIENCEHASONSATISFACTIONANDFUTURESPENDINGFURTHERMOREITISALSOKNOWNTHATTHEROLEOFPRICINGINRELATIONTOGUESTDETERMINANTSOFPERCEIVEDQUALITYOFSERVICESTHISISAMAJORCHALLENGEINIMPROVINGORMAINTAININGAHIGHLEVELOFSERVICEQUALITYTIGINEHMETAL1992STUDIESFOCUSINGONSERVICEQUALITYMANAGEMENTSUGGESTTHATSERVICEFIRMSSPENDTOOLITTLEEFFORTONPLANNINGFORSERVICEQUALITYTHERESULTANTCOSTSOFPOORSERVICEQUALITYPLANNINGLEADTOLOWERPROFITABILITYASPARTOFTHESERVICEFAILURESSTUARTF,ETAL1996WHENDISCUSSINGSATISFACTION,ITISIMPORTANTTOUNDERSTANDTHATGUESTSEVALUATIONOFSERVICECOMPRISEOFTWOBASICDISTINCTDIMENSIONSSERVICEDELIVERYANDSERVICEOUTCOMEMATTILA,1999RESEARCHINDICATESTHATHOWTHESERVICEWASDELIVEREDPERCEIVEDFUNCTIONALQUALITYISMOREIMPORTANTTHANTHEOUTCOMEOFTHESERVICEPROCESSTECHNICALQUALITYTHISRESEARCHCLEARLYINDICATESTHATEFFORTBYSTAFFHAVEASTRONGEFFECTONGUESTSSATISFACTIONJUDGMENTSCOMPANIESDELIVERINGSERVICESMUSTBROADENTHEIREXAMINATIONOFPRODUCTIVITYTOHELPSETTLECONFLICTS–THELEVERAGESYNERGIES–BETWEENIMPROVINGSERVICEQUALITYANDBOOSTING
下載積分: 4 賞幣
上傳時(shí)間:2024-05-21
頁(yè)數(shù): 10
大?。?0.02(MB)
子文件數(shù):
-
簡(jiǎn)介:畢業(yè)設(shè)計(jì)畢業(yè)設(shè)計(jì)外文外文資料翻料翻譯正文正文汽車的轉(zhuǎn)向控制附件件SPINCONTROLFORCARS指導(dǎo)教師評(píng)語(yǔ)簽名年月日(VDC),而默西迪稱它為穩(wěn)定電控系統(tǒng)(ESP),作用就是在任何狀況下維持車輛的穩(wěn)定性。博世公司開(kāi)發(fā)了這項(xiàng)系統(tǒng),奔馳公司把它應(yīng)用于車輛。工程師默西迪絲在柏林應(yīng)用戴姆勒奔馳汽車虛擬駕駛模擬器在極限情況下對(duì)系統(tǒng)進(jìn)行評(píng)估,例如極強(qiáng)的側(cè)風(fēng)。然后他們?cè)谌鸬涞陌步芷談诟浇暮竽韧甙埠谋嫔线M(jìn)行性能測(cè)試。工作通常是在公路上進(jìn)行以適用于公共汽車和大卡車,例如避免的折合問(wèn)題。穩(wěn)定調(diào)節(jié)系統(tǒng)將在1995年中應(yīng)用于歐洲S系列產(chǎn)品上,隨后會(huì)在1996年進(jìn)入美國(guó)市場(chǎng)(1995年11月產(chǎn)品)。用戶可以選擇750美元的系統(tǒng),就像應(yīng)用于默西迪絲的試驗(yàn)用的V8發(fā)動(dòng)機(jī)上的,也可以選擇價(jià)格為2400美元的應(yīng)用于六缸發(fā)動(dòng)機(jī)汽車的系統(tǒng)。后者的系統(tǒng)中差不多有1650美元是用于牽引控制系統(tǒng),該系統(tǒng)是穩(wěn)定性系統(tǒng)的先決條件。并不是只有博世公司一家在開(kāi)發(fā)這樣的安全系統(tǒng),美國(guó)密歇根州的ITT(美國(guó)國(guó)際電信公司)汽車公司的奧伯恩希爾,在1995年1月底特律北美國(guó)際汽車展覽會(huì)上展示了了?忣????峂?悇管理系統(tǒng)(ASMS),“車輛控制器應(yīng)該像空對(duì)地導(dǎo)彈的控制器那樣,比較而言,事實(shí)上那已經(jīng)實(shí)現(xiàn)了,不同的是兩者的費(fèi)用不同”,美國(guó)國(guó)際電信公司駐歐洲空對(duì)地導(dǎo)彈控制工程負(fù)責(zé)人約翰尼斯格雷得說(shuō)。北美ITT公司“汽車制動(dòng)和底盤(pán)工程”主管湯姆麥茲指出,在未來(lái)十年美國(guó)國(guó)際電信公司的系統(tǒng)要首先出現(xiàn)在車輛上。很多工程師正在六輛特殊制造的精密車輛模型上調(diào)試這種系統(tǒng)。一個(gè)比較簡(jiǎn)單和較低效率的博世的穩(wěn)定調(diào)節(jié)系統(tǒng)也在1995年出現(xiàn)在慕尼黑寶馬公司的AG系列750IL和850CIV12兩款車上。寶馬公司的穩(wěn)定調(diào)節(jié)系統(tǒng)(DSC)運(yùn)用的車輪速度傳感器同牽引控制系統(tǒng)和標(biāo)準(zhǔn)ABS防抱死系統(tǒng)一樣能夠識(shí)別外部情況,使車輛更容易實(shí)現(xiàn)曲線行駛和轉(zhuǎn)彎。為了檢測(cè)出車輛轉(zhuǎn)彎時(shí)潛在的危險(xiǎn),DSC系統(tǒng)檢測(cè)的是兩前輪在轉(zhuǎn)彎時(shí)的速度差,DSC系統(tǒng)添加了一個(gè)更高級(jí)的角度傳感器利用現(xiàn)有的一個(gè)車輛速度,并且引入了它自身帶有的關(guān)于完全抱死系統(tǒng),牽引控制系統(tǒng),穩(wěn)定調(diào)節(jié)系統(tǒng)軟件控制原理。新的博世和ITT自動(dòng)穩(wěn)定調(diào)節(jié)系統(tǒng)得益于航空工業(yè)高級(jí)技術(shù)的發(fā)展,就像超音速發(fā)動(dòng)機(jī),汽車的穩(wěn)定調(diào)節(jié)單元運(yùn)用一個(gè)基于計(jì)算機(jī)系統(tǒng)的傳感器來(lái)調(diào)和人與系統(tǒng)之間的,還有輪胎與地面之間差異。另外,系統(tǒng)采用了用于導(dǎo)彈制導(dǎo)系統(tǒng)的回旋傳感器。優(yōu)于ABS防抱死系統(tǒng)和牽引控制系統(tǒng)之處根據(jù)范桑特和博世公司的瑞娜伊哈德,杰瑞帕夫在汽車工程師雜志所提到的,穩(wěn)定調(diào)節(jié)系統(tǒng)是ABS防抱死系統(tǒng)和牽引控制系統(tǒng)的合理擴(kuò)展。但是ABS系統(tǒng)的作
下載積分: 6 賞幣
上傳時(shí)間:2024-03-11
頁(yè)數(shù): 14
大?。?0.16(MB)
子文件數(shù):
-
簡(jiǎn)介:外文原文SINGLECHIPMICROCOMPUTERANDTHEDEVELOPMENTOFTHETEMPERATUREANDHUMIDITYSENSORBORNINTHE1970SSINGLECHIPMICROCOMPUTER,ANDEXPERIENCETHESCM,MCU,SOCTHREEPHASES1SCMNAMELYSINGLECHIPCOMPUTERSTAGE,MAINISTOSEEKOUTTHEMONOLITHICFORMSOFTHEEMBEDDEDSYSTEMBESTSYSTEMSTRUCTURE“INNOVATIONMODE“SUCCESS,LAIDTHESCMANDGENERALCOMPUTERCOMPLETELYDIFFERENTDEVELOPMENTROAD2MCUNAMELYMICROCONTROLLERMICROCONTROLLERUNITSTAGE,THEMAINTECHNOLOGICALDEVELOPMENTDIRECTIONISEXPANDINGMEETEMBEDDEDAPPLICATION,THEOBJECTSYSTEMREQUIREMENTSOFVARIOUSPERIPHERALCIRCUITANDINTERFACECIRCUIT,DASHFORWARDSHOWITSOBJECTTHEINTELLIGENTCONTROLABILITY3MCUISEMBEDDEDSYSTEMINDEPENDENTDEVELOPMENTWAY,TOAKEYFACTORTOTHEDEVELOPMENTOFMCUSTAGE,ISTOSEEKAPPLICATIONSYSTEMONACHIPINTHEMAXIMIZATIONOFTHESOLUTIONTHEREFORE,SPECIALMCUDEVELOPMENTNATURALFORMTHESOCTENDENCYWITHMICROELECTRONICSTECHNOLOGY,ICDESIGN,EDATOOLSDEVELOPMENT,BASEDONTHESINGLECHIPMICROCOMPUTERAPPLICATIONSYSTEMSOCDESIGNCANHAVELARGERDEVELOPMENTTEMPERATUREISABASICPHYSICALQUANTITIES,EVERYTHINGINNATUREISCLOSELYRELATEDWITHTHEPROCESSOFTEMPERATURETHETEMPERATURESENSORISTHEEARLIESTDEVELOPMENT,THEMOSTWIDELYUSEDKINDOFSENSORFROM17THCENTURYPEOPLEBEGANTOUSETEMPERATUREMEASURINGTHETEMPERATURESENSORTHEREAREFOURMAINTYPESTHERMOCOUPLE,THERMALRESISTANCE,RESISTANCETEMPERATUREDETECTORRTDANDTEMPERATURESENSORICICTEMPERATURESENSORANDINCLUDINGANALOGOUTPUTANDDIGITALOUTPUTTWOTYPESCONTACTTEMPERATURESENSORDETECTIONPARTANDTHETESTEDOBJECTHASAGOODCONTACT,ANDCALLSTHETHERMOMETERTHETHERMOMETERTHROUGHTHETRANSMISSIONORCONVECTIONREACHTHERMALEQUILIBRIUM,THUSMAKETHETHERMOMETERANDVALUECANBEMEASUREDDIRECTLYSAYSTHETEMPERATUREOFTHEOBJECTSGENERALMEASUREMENTPRECISIONINACERTAINTEMPERATURERANGE,THETHERMOMETERCANALSOBEMEASURINGTWOSOFTWARECANCHOOSEPOWERSAVINGMODEIDLEMODE,THECPUTOSTOPWORKING,ANDALLOWRAM,TIMER/COUNTER,SERIALPORTS,INTERRUPTCONTINUETOWORKFORPOWERLOSTPROTECTIONWAYS,ARAMCONTENTBEINGSAVED,HASBEENFROZEN,SCMALLWORKSTOP,UNTILTHENEXTANINTERRUPTORHARDWARERESETSOFAR2INTEGRATEDTEMPERATURESENSORAD590INTEGRATEDTEMPERATURESENSORAD590TO,ITSTEMPERATURERESOLUTIONFORTHE03DEGREESCELSIUSTHEANALOGSIGNALISOUTPUTAD590TO,WHENTHETEMPERATUREOF0DEGREES,OUTPUTCURRENT2732MICROAMPS,ANDCURRENTVARIATIONANDTEMPERATUREVARIATIONINALINEARRELATIONSHIP,TEMPERATURE,ANDONCEEVERYCHANGE,THEOUTPUTCURRENTCHANGE1MICROAMPS,THETEMPERATURESENSOROFWORKINGTEMPERATURERANGEIS30DEGREES150DEGREESIFUSEAD590TOMAKETHETEMPERATURESENSOR,SENSORPERIPHERALCIRCUITISSIMPLE,JUSTPUTSAMPLINGRESISTANCEANDAD590TOLINKANDTHENTOAMPLIFYTHESIGNAL,ANDTHENUSINGVOLTAGECOMPARATORCOMPAREDTOOUTPUTVOLTAGE,VOLTAGECOMPARATOROUTPUTSIGNALSCANBEDIRECTLYASPLCTHEINPUTSIGNAL3HUMIDITYSENSORTHEREAREMANYWAYSOFMEASURINGTHEAIRHUMIDITY,ITSPRINCIPLEISBASEDONCERTAINMATERIALFROMTHESURROUNDINGAIRABSORBWATERCAUSEDBYPHYSICALORCHEMICALPROPERTIESOFTHECHANGE,INDIRECTLYFROMTHEMATERIALOFWATERQUANTITYANDTHESURROUNDINGAIRHUMIDITYCAPACITIVEANDRESISTIVEANDWETGOUPWETTYPEACCORDINGTOITSORIGINALSUSCEPTIBILITYWEREMACROMOLECULEMATERIALMOISTUREABSORPTIONAFTERTHEDIELECTRICCONSTANTANDRESISTIVITYANDVOLUMECHANGEANDHUMIDITYMEASUREMENTSOLUTIONATHEHOS201WETSENSORSHOS201WETSENSORFORHIGHHUMIDITYSENSORSWITCHES,ITSTHEJOBOFTHEVOLTAGEOFAC1VTHEFOLLOWING,FREQUENCYFORFREQUENCY50HZ1KHZ,HUMIDITYMEASUREMENTRANGEOF0100RH,WORKINGTEMPERATURERANGEIS050℃,IMPEDANCEIN75RH25℃FOR1MΩTHESENSORISUSEDTOSWITCHTHESENSOR,NOTONTHEWIDEBANDRANGEDETECTIONHUMIDITY,THEREFORE,MAINLYFORTHEJUDGMENTORUNDERMORETHANEHUMIDITYLEVELHOWEVER,THESENSORTOACERTAINRANGE,HAVEAGOODUSEOFTHELINEAR,ANDCANBEEFFECTIVELYUSINGTHELINEARCHARACTERISTICS
下載積分: 6 賞幣
上傳時(shí)間:2024-03-15
頁(yè)數(shù): 9
大?。?0.04(MB)
子文件數(shù):
-
簡(jiǎn)介:外文文獻(xiàn)翻譯外文文獻(xiàn)翻譯含英文原文及中文譯文含英文原文及中文譯文譯文字?jǐn)?shù)譯文字?jǐn)?shù)3700多字文獻(xiàn)出處文獻(xiàn)出處JEHNBERGPOWEROFCOMMUNITYDISTRIBUTIONTODESIGNJVALUEENGINEERING,2016,231421英文原文英文原文POWEROFCOMMUNITYDISTRIBUTIONTODESIGNJEHNBERGABSTRACTTHEBASICFUNCTIONOFTHEELECTRICPOWERSYSTEMISTOTRANSPORTTHEELECTRICPOWERTOWARDSCUSTOMERSTHEL0KVELECTRICDISTRIBUTIONNETISAKEYPOINTTHATCONNECTSTHEPOWERSUPPLYWITHTHEELECTRICITYUSINGONTHEINDUSTRY,BUSINESSANDDAILYLIFEFORTHEELECTRICPOWER,ALLCOSTUMERSEXPECTTOPAYTHELOWESTPRICEFORTHEHIGHESTRELIABILITY,BUTDONTCONSIDERTHATITSSELFCONTRADICTORYINTHECOEXISTENCEOFECONOMYANDRELIABLETOIMPROVETHERELIABILITYOFTHEPOWERSUPPLYNETWORK,WEMUSTINCREASETHEINVESTMENTCOSTOFTHENETWORKCONSTRUCTIONBUT,IFTHECOSTTHATIMPROVETHERELIABILITYOFTHENETWORKCONSTRUCTION,BUTTHEINVESTMENTONTHISKINDOFCONSTRUCTIONWOULDBEWORTHLESSIFTHEREDUCINGLOSSISONTHEPOWEROFFISLESSTHANTHEINCREASINGINVESTMENTONIMPROVINGTHERELIABILITYTHUSWEFINDOUTABALANCEPOINTTOMAKETHEMOSTECONOMIC,BETWEENTHEINVESTMENTANDTHELOSSBYCALCULATINGTHEMANAGEINTHEPAST,LARGECAPACITYLOWVOLTAGECIRCUITBREAKERSGRADUALLYINCREASEDTHECAPACITYOFTHESHORTCIRCUITCURRENT,GRADUALLYREDUCEDTHESCALE,ANDBECAMEMORESTABLE,MAKINGTHESYSTEMSAFERANDMORERELIABLE,WHICHFACILITATEDTHEDESIGNTOWARDSTHEDEVELOPMENTOFINTELLIGENTLOWVOLTAGECIRCUITBREAKERS,VARIOUSPARAMETERSOFTHECIRCUITBREAKERCANBECONTROLLEDBYTHEBUSINDUSTRYANDTHESIGNALSARETRANSMITTEDDIRECTLYTOTHECOMPUTERTHEAPPEARANCEOFDRYTYPETRANSFORMERSHASBROUGHTGREATCONVENIENCETOTHEELECTRICALDESIGNOFBUILDINGSBECAUSETHEREISNOPOSSIBILITYOFLEAKAGEOFTRANSFORMEROILANDFIRESOTHATITCANBEEASILYINSTALLEDINTHEBUILDINGITSELFANDEVENDIRECTLYINTOTHELOADCENTERITALSOELIMINATESTHETRANSFORMERSDEMANDFOROILANDCANUSEDRYTYPETRANSFORMERSWHENBUILDINGLARGECAPACITYEQUIPMENTFOURTAIWANESE2500KVADRYTYPETRANSFORMERSHAVEBEENUSEDINACTUALENGINEERINGDESIGNINTERMSOFUSINGEMERGENCYGENERATORS,ITISMUCHMOREADVANCEDTHANINTHEPASTINTERMSOFPERFORMANCEANDSIZEINADDITIONTOUSINGDIESELGENERATORSEMERGENCYLIGHTINGUSESEPSSTANDBYPOWERDEVICESTHATINTERRUPTPOWERWITHINAMILLISECONDCANUSEUPSTHECONTROLOFELECTRICALEQUIPMENTVARIESFROMTHECONTROLOFASINGLECOMPONENTTOTHECONTROLOFRELAYSINADDITIONTOTHESMALLERSIZEOFTHEVARIOUSCOMPONENTSFORBETTERPERFORMANCE,THESPECIFICATIONOFTHE
下載積分: 6 賞幣
上傳時(shí)間:2024-03-16
頁(yè)數(shù): 18
大?。?0.05(MB)
子文件數(shù):
-
簡(jiǎn)介:1FINANCINGOFSMESMATERIALSOURCEJANBARTHOLDY,CESARIOMATEUS,“FINANCINGOFSMES”LONDONBUSINESSREVIEW20079PP4345ABSTRACTTHEMAINSOURCESOFFINANCINGFORSMALLANDMEDIUMSIZEDENTERPRISESSMESAREEQUITY,TRADECREDITPAIDONTIME,LONGANDSHORTTERMBANKCREDITS,DELAYEDPAYMENTONTRADECREDITANDOTHERDEBTTHEMARGINALCOSTSOFEACHFINANCINGINSTRUMENTAREDRIVENBYASYMMETRICINFORMATIONANDTRANSACTIONSCOSTSASSOCIATEDWITHNONPAYMENTACCORDINGTOTHEPECKINGORDERTHEORY,FIRMSWILLCHOOSETHECHEAPESTSOURCEINTERMSOFCOSTINTHECASEOFTHESTATICTRADEOFFTHEORY,FIRMSCHOOSEFINANCESOTHATTHEMARGINALCOSTSACROSSFINANCINGSOURCESAREALLEQUAL,THUSANADDITIONALEUROOFFINANCINGISOBTAINEDFROMALLTHESOURCESWHEREASUNDERTHEPECKINGORDERTHEORYTHESOURCEISDETERMINEDBYHOWFARDOWNTHEPECKINGORDERTHEFIRMISPRESENTLYLOCATEDINTHISPAPER,WEARGUETHATBOTHOFTHESETHEORIESMISSTHEPOINTTHATTHEMARGINALCOSTSAREDEPENDENTOFTHEUSEOFTHEFUNDS,ANDTHEASSETSIDEOFTHEBALANCESHEETPRIMARILYDETERMINESTHEFINANCINGSOURCEFORANADDITIONALEUROANEMPIRICALANALYSISONAUNIQUEDATASETOFPORTUGUESESME’SCONFIRMSTHATTHECOMPOSITIONOFTHEASSETSIDEOFTHEBALANCESHEETHASANIMPACTOFTHETYPEOFFINANCINGUSEDANDTHEPECKINGORDERTHEORYANDTHETRADITIONALSTATICTRADEOFFTHEORYAREREJECTEDWWWFUGUANGZHUZAOCOMFORSME’STHEMAINSOURCESOFFINANCINGAREEQUITYINTERNALLYGENERATEDCASH,TRADECREDIT,BANKCREDITANDOTHERDEBTTHECHOICEOFFINANCINGISDRIVENBYTHECOSTSOFTHESOURCESWHICHISPRIMARILYDETERMINEDBYCOSTSOFSOLVINGTHEASYMMETRICINFORMATIONPROBLEMANDTHEEXPECTEDCOSTSASSOCIATEDWITHNONPAYMENTOFDEBTASYMMETRICINFORMATIONCOSTSARISEFROMCOLLECTINGANDANALYSINGINFORMATIONTOSUPPORTTHEDECISIONOFEXTENDINGCREDIT,ANDTHENONPAYMENTCOSTSAREFROMCOLLECTINGTHECOLLATERALANDSELLINGITTORECOVERTHEDEBTSINCESMES’MANAGEMENTANDSHAREHOLDERSAREOFTENTHESAMEPERSON,EQUITYANDINTERNALLYGENERATEDFUNDSHAVENOASYMMETRICINFORMATIONCOSTSANDEQUITYISTHEREFORETHECHEAPESTSOURCE2ASSETSIDETHEORYOFSMEFINANCINGINTHEPREVIOUSSECTIONWEHAVESUGGESTEDTHATSME’SINPORTUGALAREFINANCEDUSINGINTERNALGENERATEDCASH,CHEAPTRADECREDITS,LONGANDSHORTTERMBANKLOANSANDEXPENSIVETRADECREDITSANDOTHERLOANSINTHISSECTIONTHEMOTIVESBEHINDTHEDIFFERENTTYPESOFFINANCINGAREDISCUSSED21CHEAPTRADECREDITSTHEFIRSTEXTERNALFINANCINGSOURCEWEWILLDISCUSSISTRADECREDITSTRADECREDITSAREINTERESTINGSINCETHEYREPRESENTFINANCIALSERVICESPROVIDEDBYNONFINANCIALFIRMSINCOMPETITIONWITHFINANCIALINTERMEDIARIESTHEEARLYRESEARCHWITHINTHISAREAFOCUSEDONTHEROLEOFTRADECREDITSINRELATIONTOTHECREDITCHANNELORTHESOCALLED“MELTZER”EFFECTANDINRELATIONTOTHEEFFICIENCYOFMONETARYPOLICYTHEBASICIDEAISTHATFIRMSWITHDIRECTACCESSTOFINANCIALMARKETS,INGENERALLARGEWELLKNOWNFIRMS,ISSUETRADECREDITSTOSMALLFINANCIALLYCONSTRAINEDFIRMSTHEMORERECENTRESEARCH3INSTITUTIONSCOMPETEINTHISMARKETPETERSENANDRAJAN1997BRIEFLYDISCUSSESSEVERALWAYSTHATSUPPLIERSMAYHAVEADVANTAGESOVERFINANCIALINSTITUTIONSTHESUPPLIERHASACLOSEWORKINGASSOCIATIONWITHTHEBORROWERANDMOREFREQUENTLYVISITSTHEPREMISESTHANAFINANCIALINSTITUTIONDOESTHESIZEANDTIMINGOFTHELENDERSORDERSWITHTHESUPPLIERPROVIDESINFORMATIONABOUTTHECONDITIONSOFTHEBORROWERSBUSINESSNOTICETHATTHISINFORMATIONISAVAILABLETOTHESUPPLIERBEFOREITISAVAILABLETOTHEFINANCIALINSTITUTIONSINCETHEFINANCIALINSTITUTIONHASTOWAITFORTHECASHFLOWASSOCIATEDWITHTHEORDERSTHEUSEOFEARLYPAYMENTDISCOUNTSPROVIDESTHESUPPLIERWITHANINDICATIONOFPROBLEMSWITHCREDITWORTHINESSINTHEFIRMAGAINTHESUPPLIEROBTAINSTHEINFORMATIONBEFORETHEFINANCIALINSTITUTIONDOESTHUSTHESUPPLIERMAYBEABLETOOBTAININFORMATIONABOUTTHECREDITWORTHINESSFASTERANDCHEAPERTHANTHEFINANCIALINSTITUTIONTHESUPPLIERMAYALSOHAVEADVANTAGESINCOLLECTINGPAYMENTSIFTHESUPPLIERHASATLEASTALOCALMONOPOLYFORTHEGOODSTHENTHEABILITYTOWITHHOLDFUTUREDELIVERIESISAPOWERFULINCENTIVEFORTHEFIRMTOPAYTHISISAPARTICULARPOWERFULTHREATIFTHEBORROWERONLYACCOUNTSFORASMALLFRACTIONOFTHESUPPLIERSBUSINESSINCASEOFDEFAULTSTHESUPPLIERCANSEIZETHEGOODSANDINGENERALHASABETTERUSEFORTHEMTHANAFINANCIALINTERMEDIARYSIZINGTHESAMEGOODSTHROUGHITSSALESNETWORKTHESUPPLIERCANSELLTHERECLAIMEDGOODSFASTERANDATAHIGHERPRICETHANWHATISAVAILABLETOAFINANCIALINTERMEDIARYTHESEADVANTAGES,OFCOURSE,DEPENDONTHEDURABILITYOFTHEGOODSANDHOWMUCHTHEBORROWERHASTRANSFORMEDTHEMIFASYMMETRICINFORMATIONISONEOFTHEDRIVINGFORCESTHEEXPLANATIONOFTRADECREDITSTHENFIRMSCANUSETHEFACTTHATTHEIRSUPPLIERSHAVEISSUEDTHEMCREDITSINORDERTOOBTAINADDITIONALCREDITFROMTHEBANKSTHEBANKSAREAWARETHATTHESUPPLIERHASBETTERINFORMATIONTHUSTHEBANKCANUSETRADECREDITSASSIGNALOFTHECREDITWORTHINESSOFTHEFIRMTHATTRADECREDITSAREINGENERALSECUREDBYTHEGOODSDELIVEREDALSOPUTSALIMITONTHEAMOUNTOFTRADECREDITSTHEFIRMCANOBTAIN,THUSTHEFIRMCANNOTUSETRADECREDITSTOFINANCETHEENTIREOPERATIONSOFTHEFIRMINSUMMARYTHEPREDICTIONISTHATTHELEVELOFASYMMETRICINFORMATIONISRELATIVELYLOWBETWEENTHEPROVIDERSOFTRADECREDITANDTHEBORROWERSDUETOTHEISSUER’SGENERALKNOWLEDGEOFTHEFIRMANDTHEINDUSTRYINTHEEMPIRICALWORKBELOWTHEVARIABLESEXPLAININGTHEUSEOFTRADECREDITARECREDITRISKFACTORSANDCOSTOFGOODSSOLDSINCETHESETRADECREDITSARESECUREDBYTHEMATERIALSDELIVEREDTOTHEFIRM,FIRMSCANNOT“BORROW”FORMORETHANTHEDELIVERYVALUEOFTHEGOODSANDSERVICES22BANKLOANSBANKSHAVELESSINFORMATIONTHANPROVIDERSOFTRADECREDITANDTHECOSTSOFGATHERINGINFORMATIONAREALSOHIGHERFORBANKSTHANFORPROVIDERSOFTRADECREDITPROVIDERSOFTRADECREDITSALSOHAVEANADVANTAGEOVERBANKSINSELLINGTHECOLLATERALTHEYHAVETHEMSELVESDELIVERED,BUTDUETOTHEIRSIZEANDNUMBEROFTRANSACTIONSBANKSHAVEANADVANTAGEINSELLINGGENERALCOLLATERALSUCHASBUILDINGS,MACHINERYETCBANKSTHEREFOREPREFERTOISSUELOANSUSINGTANGIBLEASSETSASCOLLATERAL,ALSODUETOASYMMETRICINFORMATION,THEYARELESSLIKELYTOISSUELOANSTOMOREOPAQUEFIRMSSUCH
下載積分: 6 賞幣
上傳時(shí)間:2024-03-17
頁(yè)數(shù): 11
大小: 0.06(MB)
子文件數(shù):
-
簡(jiǎn)介:PEOPLE’SREPUBLICOFCHINAHOUSEOWNERSHIPCERTIFICATEITISANACCURATETRANSLATIONOFTHEORIGINALDOCUMENTSIGNATURECONFIRMEDBYTHETRANSLATORXXXCONTACTXXXXEMAILXXXDATEOFTRANSLATIONXXXXX1/3FRONTCOVERPEOPLE’SREPUBLICOFCHINAHOUSEOWNERSHIPCERTIFICATEPAGE1UNDERSUPERVISIONOFTHEMINISTRYOFCONSTRUCTIONOFPRCBUILDINGREGISTRATIONNOXXXXXPAGE2XXXHOUSEOWNERSHIPCERTIFICATEXXXNOXXXXTHEREALESTATELISTEDONTHISCERTIFICATEISVERIFIEDTOBEAUTHENTICTHISCERTIFICATEISISSUEDINORDERTOPROTECTTHELEGITIMATERIGHTSANDINTERESTSOFTHEOWNEROFTHEREALESTATEACCORDINGTOTHECONSTITUTIONOFPRCANDTHELAWOFURBANREALESTATEADMINISTRATIONOFPRCISSUEDBYSEALBUREAUOFREALESTATEADMINISTRATIONOFXXXXPEOPLE’SREPUBLICOFCHINAHOUSEOWNERSHIPCERTIFICATEITISANACCURATETRANSLATIONOFTHEORIGINALDOCUMENTSIGNATURECONFIRMEDBYTHETRANSLATORXXXCONTACTXXXXEMAILXXXDATEOFTRANSLATIONXXXXX3/3PAGE4EXPLANATORYNOTEAPPORTIONEDSHAREOFCOMMONAREAOFBUILDINGNOXXXISXXXM2ADJACENTWALLSEXTERIORWALLINCLUDEDANDWALLBOARDSARESHAREDBYNEIGHBORSBUREAUOFREALESTATEADMINISTRATIONOFXXXXXREALESTATEREGISTRATIONSEAL13XXXXXXXX70ISSUEDBYSEALBUREAUOFREALESTATEADMINISTRATIONOFXXXXXXREALESTATEREGISTRATIONSEAL13XXXXXXXX70ISSUEDATEXXXXX
下載積分: 5 賞幣
上傳時(shí)間:2024-03-16
頁(yè)數(shù): 3
大?。?0.02(MB)
子文件數(shù):
-
簡(jiǎn)介:急于求成的社會(huì)急于求成的社會(huì)QUICKFIXSOCIETY詹妮特曼德?tīng)柛甑滤固拐材萏芈聽(tīng)柛甑滤固笿ANETMENDELLGOLDSTEIN我和老公在西弗吉尼亞州度了一周的假,剛回來(lái)。我和老公在西弗吉尼亞州度了一周的假,剛回來(lái)。MYHUSBANDANDIJUSTGOTBACKFROMAWEEKSVACATIONINWESTVIRGINIA不用說(shuō),我們迫不及待地想到那里,于是便走了賓夕法尼亞收費(fèi)高速公路和幾條州際公不用說(shuō),我們迫不及待地想到那里,于是便走了賓夕法尼亞收費(fèi)高速公路和幾條州際公路。路。OFCOURSE,WECOULDN’TWAITTOGETTHERE,SOWETOOKTHEPENNSYLVANIATURNPIKEANDACOUPLEOFINTERSTATES“看哪,那些美麗的農(nóng)場(chǎng)”老公高聲喊道,田園景色以每小時(shí)五十五英里的速度在我們“看哪,那些美麗的農(nóng)場(chǎng)”老公高聲喊道,田園景色以每小時(shí)五十五英里的速度在我們身邊滑過(guò)。身邊滑過(guò)?!癓OOKATTHOSEGORGEOUSFARMS“MYHUSBANDEXCLAIMEDASPASTORALSCENERYSLIDBYUSAT55MPH“你看見(jiàn)那些奶牛了嗎”可是,每小時(shí)五十五英里的速度,很難看清任何東西。美麗的“你看見(jiàn)那些奶牛了嗎”可是,每小時(shí)五十五英里的速度,很難看清任何東西。美麗的農(nóng)場(chǎng)像移動(dòng)的綠色棋盤(pán),成群的奶牛在后視鏡里縮成了幾個(gè)小黑點(diǎn)。農(nóng)場(chǎng)像移動(dòng)的綠色棋盤(pán),成群的奶牛在后視鏡里縮成了幾個(gè)小黑點(diǎn)?!癉IDYOUSEETHOSECOWS”BUTAT55MPH,ITSDIFFICULTTOSEEANYTHINGTHEGORGEOUSFARMSLOOKLIKEMOVINGGREENCHECKERBOARDS,ANDTHEHERDOFCOWSISREDUCEDTOAFEWDOTSINTHEREARVIEWMIRROR四個(gè)小時(shí)里,我們唯一真正的樂(lè)趣就是數(shù)出口的標(biāo)志,還有就是想再次停車時(shí)會(huì)有什么樣四個(gè)小時(shí)里,我們唯一真正的樂(lè)趣就是數(shù)出口的標(biāo)志,還有就是想再次停車時(shí)會(huì)有什么樣的感覺(jué)。的感覺(jué)。FORFOURHOURS,OURONLYREALAMUSEMENTCONSISTEDOFCOUNTINGEXITSIGNSANDWONDERINGWHATITWOULDFEELLIKETOHOLDSTILLAGAIN的確,去那里看上去沒(méi)多少快樂(lè),事實(shí)上根本就沒(méi)一點(diǎn)兒快樂(lè)。的確,去那里看上去沒(méi)多少快樂(lè),事實(shí)上根本就沒(méi)一點(diǎn)兒快樂(lè)。GETTINGTHERECERTAINLYDIDNTSEEMLIKEHALFTHEFUNINFACT,GETTINGTHEREWASNTANYFUNATALL所以,該回費(fèi)城外的家的時(shí)候,我堅(jiān)持要換條路走。所以,該回費(fèi)城外的家的時(shí)候,我堅(jiān)持要換條路走。SO,WHENITWASTIMETORETURNTOOURHOMEOUTSIDEOFPHILADELPHIA,IINSISTEDTHATWETAKEADIFFERENTROUTE我建議說(shuō)“咱們?nèi)タ疾煲幌罗r(nóng)村吧。我建議說(shuō)“咱們?nèi)タ疾煲幌罗r(nóng)村吧?!苯Y(jié)果,我們返程的兩天里滿是新鮮的經(jīng)歷?!苯Y(jié)果,我們返程的兩天里滿是新鮮的經(jīng)歷?!癓ETSEXPLORETHATCOUNTRYSIDE,”ISUGGESTEDTHETWODAYSITTOOKUSTOMAKETHERETURNTRIPWEREFILLEDWITHNEWEXPERIENCES我們游覽了內(nèi)戰(zhàn)時(shí)的一個(gè)戰(zhàn)場(chǎng),站在了一座小山上。一百二十五年前,也是一個(gè)七月炎熱我們游覽了內(nèi)戰(zhàn)時(shí)的一個(gè)戰(zhàn)場(chǎng),站在了一座小山上。一百二十五年前,也是一個(gè)七月炎熱一小部分,以備不時(shí)之需。一小部分,以備不時(shí)之需。NOWINSTEADOFLATERAMERICANSUNDERSTOODTHEPRINCIPLEOFDEFERREDGRATIFICATION被推遲的被推遲的滿足滿足WEPUTALITTLEOFEACHPAYCHECKAWAY“FORARAINYDAY“如果我們想要一個(gè)新沙發(fā),或者在湖邊的小屋里過(guò)上一周,我們就為此攢些錢(qián)。銀行則會(huì)如果我們想要一個(gè)新沙發(fā),或者在湖邊的小屋里過(guò)上一周,我們就為此攢些錢(qián)。銀行則會(huì)提供特別的圣誕購(gòu)物儲(chǔ)蓄賬戶和度假儲(chǔ)蓄賬戶幫我們渡過(guò)難關(guān)。提供特別的圣誕購(gòu)物儲(chǔ)蓄賬戶和度假儲(chǔ)蓄賬戶幫我們渡過(guò)難關(guān)。IFWEWANTEDANEWSOFAORAWEEKATALAKESIDECABIN,WESAVEDUPFORIT,ANDTHEBANKSHELPEDUSOUTBYPROVIDINGSPECIALCHRISTMASCLUBANDVACATIONCLUBACCOUNTS如果我們住在鄉(xiāng)下,地方合適,就種下玉米和豆子,耐心地等待著收獲。如果我們住在鄉(xiāng)下,地方合適,就種下玉米和豆子,耐心地等待著收獲。IFWELIVEDINTHERIGHTPARTOFTHECOUNTRY,WEPLANTEDCORNANDBEANSANDWAITEDPATIENTLYFORTHEHARVEST如果我們想要瘦一些,我們就少吃一些最喜愛(ài)的食物,耐心地等著磅秤降下來(lái),一次降一如果我們想要瘦一些,我們就少吃一些最喜愛(ài)的食物,耐心地等著磅秤降下來(lái),一次降一磅。磅。IFWEWANTEDTOBETHINNER,WESIMPLYATELESSOFOURFAVORITEFOODSANDWAITEDPATIENTLYFORTHESCALETODROP,APOUNDATATIME可是現(xiàn)在,我們沒(méi)有這份耐心了。我們不攢錢(qián)了,而是去貸款;我們用信用卡去買(mǎi)家具、可是現(xiàn)在,我們沒(méi)有這份耐心了。我們不攢錢(qián)了,而是去貸款;我們用信用卡去買(mǎi)家具、去度假旅行去度假旅行眼下要放松,以后再付錢(qián)。眼下要放松,以后再付錢(qián)。BUTTODAYWEARENTSOPATIENTWETAKEOUTLOANSINSTEADOFMAKINGDEPOSITS,ORWEUSEOURCREDITCARDTOGETTHATFURNITUREORVACATIONTRIPRELAXNOW,PAYLATER我們買(mǎi)食品也像買(mǎi)衣服一樣,都是已經(jīng)弄好的,現(xiàn)成的。我們買(mǎi)食品也像買(mǎi)衣服一樣,都是已經(jīng)弄好的,現(xiàn)成的。WEBUYOURFOOD,LIKEOURCLOTHING,READYMADEANDOFFTHERACK如果我們急著要減輕體重,就試用最新的神奇套餐,它保證能在十天之內(nèi)減去十磅??除非如果我們急著要減輕體重,就試用最新的神奇套餐,它保證能在十天之內(nèi)減去十磅??除非我們很有錢(qián),可以去做吸脂手術(shù)。我們很有錢(qián),可以去做吸脂手術(shù)。ANDIFWEREINAHURRYTOLOSEWEIGHT,WETRYTHELATESTMIRACLEDIET,GUARANTEEDTOTAKEAWAYTENPOUNDSINTENDAYSUNLESSWERERICHENOUGHTOAFFORDLIPOSUCTION不要緩慢,只求快速我們不但現(xiàn)在就要,我們甚至不想被動(dòng)地等待。不要緩慢,只求快速我們不但現(xiàn)在就要,我們甚至不想被動(dòng)地等待。FASTERINSTEADOFSLOWERNOTONLYDOWEWANTITNOWWEDONTEVENWANTTOBEKEPTWAITINGFORIT這種急躁、這種急躁、“討厭等待”的普遍心態(tài)已經(jīng)影響了我們生活的各個(gè)層面。“討厭等待”的普遍心態(tài)已經(jīng)影響了我們生活的各個(gè)層面。THISGENERALIMPATIENCE,THE“IHATETOWAIT“ATTITUDE,HASINFECTEDEVERYLEVELOFOURLIVES我們用二十秒從自動(dòng)取款機(jī)里取出二十元錢(qián),而不會(huì)去銀行排隊(duì)(等候)我們用二十秒從自動(dòng)取款機(jī)里取出二十元錢(qián),而不會(huì)去銀行排隊(duì)(等候)。INSTEADOFSTANDINGINLINEATTHEBANK,WEWITHDRAWTWENTYDOLLARSINASMANYSECONDSFROMANAUTOMATICTELLERMACHINE而后我們拿著這快速取出的錢(qián)去一家快捷的便利商店(為什么在超市里排隊(duì)呢)而后我們拿著這快速取出的錢(qián)去一家快捷的便利商店(為什么在超市里排隊(duì)呢),購(gòu)買(mǎi)已,購(gòu)買(mǎi)已經(jīng)全部包好、隨時(shí)可放進(jìn)微波爐的速凍晚餐??除非我們不介意等那么長(zhǎng)時(shí)間買(mǎi)些快餐來(lái)代經(jīng)全部包好、隨時(shí)可放進(jìn)微波爐的速凍晚餐??除非我們不介意等那么長(zhǎng)時(shí)間買(mǎi)些快餐來(lái)代
下載積分: 6 賞幣
上傳時(shí)間:2024-03-12
頁(yè)數(shù): 6
大小: 0.03(MB)
子文件數(shù):
-
簡(jiǎn)介:一份耕耘,一份收獲答案只是參考,請(qǐng)大家努力自學(xué)21世紀(jì)大學(xué)英語(yǔ)讀寫(xiě)教程世紀(jì)大學(xué)英語(yǔ)讀寫(xiě)教程第二冊(cè)第二冊(cè)課文翻譯及課后答案課文翻譯及課后答案第一單元第一單元UNIT1翻譯翻譯TEXTA溫斯頓溫斯頓丘吉爾丘吉爾他的另一種生活他的另一種生活瑪麗瑪麗索姆斯索姆斯我的父親溫斯頓我的父親溫斯頓丘吉爾是在丘吉爾是在40幾歲開(kāi)始迷戀上繪畫(huà)的,當(dāng)時(shí)他正幾歲開(kāi)始迷戀上繪畫(huà)的,當(dāng)時(shí)他正身處逆境。身處逆境。1915年,作為海軍大臣,他深深地卷入了達(dá)達(dá)尼爾海峽的一年,作為海軍大臣,他深深地卷入了達(dá)達(dá)尼爾海峽的一場(chǎng)戰(zhàn)役。原本那次戰(zhàn)役是能夠縮短一場(chǎng)血腥的世界大戰(zhàn)的,但它卻失敗場(chǎng)戰(zhàn)役。原本那次戰(zhàn)役是能夠縮短一場(chǎng)血腥的世界大戰(zhàn)的,但它卻失敗了,人員傷亡慘重,為此丘吉爾作為公務(wù)員和個(gè)人都付出了代價(jià)他被了,人員傷亡慘重,為此丘吉爾作為公務(wù)員和個(gè)人都付出了代價(jià)他被免去了海軍部的職務(wù),失去了顯赫的政治地位。免去了海軍部的職務(wù),失去了顯赫的政治地位?!拔冶疽詾樗麜?huì)因憂傷而死的?!拔冶疽詾樗麜?huì)因憂傷而死的?!彼钠拮涌巳R門(mén)泰因說(shuō)。被這一不”他的妻子克萊門(mén)泰因說(shuō)。被這一不幸壓垮的他同家人一起退隱到薩里郡的一個(gè)鄉(xiāng)間居處幸壓垮的他同家人一起退隱到薩里郡的一個(gè)鄉(xiāng)間居處耘鋤農(nóng)場(chǎng)。在那耘鋤農(nóng)場(chǎng)。在那兒,正如丘吉爾日后所回憶的,兒,正如丘吉爾日后所回憶的,“繪畫(huà)女神拯救了我“繪畫(huà)女神拯救了我”一天他正在花園里漫步,正巧碰上他的弟妹在用水彩畫(huà)素描。他觀一天他正在花園里漫步,正巧碰上他的弟妹在用水彩畫(huà)素描。他觀看了她幾分鐘,然后借過(guò)她的畫(huà)筆,試了一下身手看了她幾分鐘,然后借過(guò)她的畫(huà)筆,試了一下身手于是繆斯女神施展于是繆斯女神施展了她的魔法。自那天以后,溫斯頓便愛(ài)上了繪畫(huà)。了她的魔法。自那天以后,溫斯頓便愛(ài)上了繪畫(huà)。任何能讓沉浸在憂思中的溫斯頓分心的事情都讓克萊門(mén)泰因高興。任何能讓沉浸在憂思中的溫斯頓分心的事情都讓克萊門(mén)泰因高興。于是,她趕緊去買(mǎi)來(lái)她所能找到的各種顏料和畫(huà)具。水彩顏料、油畫(huà)顏于是,她趕緊去買(mǎi)來(lái)她所能找到的各種顏料和畫(huà)具。水彩顏料、油畫(huà)顏料、紙張、帆布畫(huà)布料、紙張、帆布畫(huà)布很快耘鋤農(nóng)場(chǎng)里便堆滿了一個(gè)繪畫(huà)者可能想要或很快耘鋤農(nóng)場(chǎng)里便堆滿了一個(gè)繪畫(huà)者可能想要或需要的各樣?xùn)|西。需要的各樣?xùn)|西。畫(huà)油畫(huà)最終成了溫斯頓的一大愛(ài)好畫(huà)油畫(huà)最終成了溫斯頓的一大愛(ài)好但是最初幾步卻出奇地艱難。但是最初幾步卻出奇地艱難。他凝視著他的第一塊空白畫(huà)布,異乎尋常地緊張。他日后回憶道“我他凝視著他的第一塊空白畫(huà)布,異乎尋常地緊張。他日后回憶道“我遲疑不決地選了一管藍(lán)色顏料,然后小心翼翼地在雪白的底子上的畫(huà)上遲疑不決地選了一管藍(lán)色顏料,然后小心翼翼地在雪白的底子上的畫(huà)上蠶豆般大小的一筆。就在這時(shí),我聽(tīng)到車道上傳來(lái)一輛汽車的聲音,于蠶豆般大小的一筆。就在這時(shí),我聽(tīng)到車道上傳來(lái)一輛汽車的聲音,于一份耕耘,一份收獲答案只是參考,請(qǐng)大家努力自學(xué)為的十年。也許政治上那些年(他)的確毫無(wú)作為,因?yàn)樗粋€(gè)人大聲為的十年。也許政治上那些年(他)的確毫無(wú)作為,因?yàn)樗粋€(gè)人大聲疾呼,想要喚醒英國(guó)人認(rèn)識(shí)到來(lái)自希特勒的威脅,然而響應(yīng)者寥寥無(wú)疾呼,想要喚醒英國(guó)人認(rèn)識(shí)到來(lái)自希特勒的威脅,然而響應(yīng)者寥寥無(wú)幾。但在藝術(shù)上,那些年卻碩果累累現(xiàn)存的幾。但在藝術(shù)上,那些年卻碩果累累現(xiàn)存的500多幅丘吉爾的油畫(huà)多幅丘吉爾的油畫(huà)中,約有一半作于中,約有一半作于1930年至年至1939年之間。年之間。繪畫(huà)始終是丘吉爾的一種樂(lè)趣,直到他生命的結(jié)束。繪畫(huà)始終是丘吉爾的一種樂(lè)趣,直到他生命的結(jié)束。“畫(huà)家是幸?!爱?huà)家是幸福的,的,”他在他的作為一種消遣的繪畫(huà)一書(shū)中寫(xiě)道,”他在他的作為一種消遣的繪畫(huà)一書(shū)中寫(xiě)道,“因?yàn)樗麄儾粫?huì)孤“因?yàn)樗麄儾粫?huì)孤獨(dú)。光線與色彩,寧?kù)o與希望,將終日伴隨著他們。獨(dú)。光線與色彩,寧?kù)o與希望,將終日伴隨著他們?!睂?duì)我的父親來(lái)說(shuō)對(duì)我的父親來(lái)說(shuō)也是這樣。也是這樣。TEXTCOMPREHENSIONII.1ITWASAMILITARYCAMPAIGNINWHICHMANYSOLDIERSDIEDTHEEFFECTSONCHURCHILLWEREHELOSTHISPOLITICALPOSITIONANDHEWASOVERWHELMEDWITHGRIEF2HEFELTSOINSPIREDTOPAINTTHATHEWASDISTRACTEDFROMHISPERSONALPROBLEMS3HISSISTERINLAW’SPAINTINGINSPIREDHIMTOTRYHISHANDATITHISWIFERUSHEDOUTTOBUYALLTHEMATERIALSHEWOULDNEEDANDTHEWIFEOFSIRJOHNLAVERYHELPEDHIMOVERCOMEHISFEAROFTHEBLANKCANVAS4THEBLANKWHITENESSOFTHECANVASMADEHIMFEELHEDIDN’TKNOWWHERETOBEGINTHISNERVOUSNESSWASNOTTYPICALOFCHURCHILL,WHOWASKNOWNPUBLICLYASABRAVEANDSTRONGWILLEDPERSON5CHURCHILLWASCOMPARINGTHECANVASTOANOPPONENTINAFIGHT,ANDHECOULDNOWSEETHATHENEEDNOTFEARHIS“ADVERSARY”6HEMEANTTHATCHURCHILLWOULDHAVEBEENAGREATPAINTER,JUSTASHEWASAGREATPOLITICIAN7ITWASHISGREATCOMFORTWHENTHEDEATHOFHISMOTHERWASFOLLOWEDQUICKLYBYTHEDEATHOFHISDAUGHTER8BECAUSETHEJUDGESSUSPECTEDTHATITWASNOTPAINTEDBYANAMATEURTHEYWERELATERSURPRISEDANDDELIGHTEDBECAUSECHURCHILLWASNOTJUSTAFAMOUSPOLITICALFIGUREBUTALSOATALENTEDUNTRAINEDARTIST9NO,SHECONSIDERSTHATDECADEANARTISTICALLYFRUITFULONE10HEMEANTTHATPAINTINGWASLIKEAFRIENDWHONEVERBETRAYEDORABANDONED
下載積分: 8 賞幣
上傳時(shí)間:2024-03-11
頁(yè)數(shù): 40
大小: 0.15(MB)
子文件數(shù):
-
下載積分: 13 賞幣
上傳時(shí)間:2024-01-07
頁(yè)數(shù): 0
大?。?0.25(MB)
子文件數(shù):
-
簡(jiǎn)介:外文資料譯文1外文資料原文OBJECTORIENTATIONANDCCISJUSTONEOFMANYPROGRAMMINGLANGUAGESINUSETODAYWHYARETHERESOMANYLANGUAGESWHYDONEWONESAPPEAREVERYFEWYEARSPROGRAMMINGLANGUAGESHAVEEVOLVEDTOHELPPROGRAMMERSEASETHETRANSITIONFROMDESIGNTOIMPLEMENTATIONTHEFIRSTPROGRAMMINGLANGUAGESWEREVERYDEPENDENTONTHEUNDERLYINGMACHINEARCHITECTUREWRITINGPROGRAMSATTHISLEVELOFDETAILISVERYCUMBERSOMEJUSTASHARDWAREENGINEERSLEARNEDHOWTOBUILDCOMPUTERSYSTEMSOUTOFOTHERCOMPONENTS,LANGUAGEDESIGNERSALSOREALIZEDTHATPROGRAMSCOULDBEWRITTENATAMUCHHIGHERLEVEL,THEREBYSHIELDINGTHEPROGRAMMERFROMTHEDETAILSOFTHEUNDERLYINGMACHINEWHYARETHERESUCHALARGENUMBEROFHIGHLEVELPROGRAMMINGLANGUAGESTHEREARELANGUAGESFORACCESSINGLARGEINVENTORYDATABASES,FORMATTINGFINANCIALREPORTS,CONTROLLINGROBOTSONTHEFACTORYFLOOR,PROCESSINGLISTS,CONTROLLINGSATELLITESINREALTIME,SIMULATINGANUCLEARREACTOR,PREDICTINGCHANGINGATMOSPHERICCONDITIONS,PLAYINGCHESS,ANDDRAWINGCIRCUITBOARDSEACHOFTHESEPROBLEMSREQUIRESDIFFERENTSETSOFDATASTRUCTURESANDALGORITHMSPROGRAMMINGLANGUAGESARETOOLSTOHELPUSSOLVEPROBLEMSHOWEVER,THEREISNOTONEPROGRAMMINGLANGUAGETHATISBESTFOREVERYTYPEOFPROBLEMNEWPROGRAMMINGLANGUAGESAREOFTENDEVELOPEDTOPROVIDEBETTERTOOLSFORSOLVINGAPARTICULARCLASSOFPROBLEMSOTHERLANGUAGESAREINTENDEDTOBEUSEFULFORAVARIETYOFPROBLEMDOMAINSANDAREMOREGENERALPURPOSEEACHPROGRAMMINGLANGUAGEIMPARTSAPARTICULARPROGRAMMINGSTYLEORDESIGNPHILOSOPHYONITSPROGRAMMERSWITHTHEMULTITUDEOFPROGRAMMINGLANGUAGESAVAILABLETODAY,ANUMBEROFSUCHDESIGNPHILOSOPHIESHAVEEMERGEDTHESEDESIGNPHILOSOPHIES,CALLEDPROGRAMMINGPARADIGMS,HELPUSTOTHINKABOUTPROBLEMSANDFORMULATESOLUTIONS1SOFTWAREDESIGNTHROUGHPARADIGMSWHENDESIGNINGSMALLCOMPUTERPROGRAMSORLARGESOFTWARESYSTEMS,WEOFTEN外文資料譯文3ABSTRACTIONINTOPROGRAMDESIGNTHEPURPOSEOFABSTRACTIONINPROGRAMMINGISTOSEPARATEBEHAVIORFROMIMPLEMENTATIONPROCEDURESAREAFORMOFABSTRACTIONTHEPROCEDUREPERFORMSSOMETASKORFUNCTIONOTHERPARTSOFTHEPROGRAMCALLTHEPROCEDURE,KNOWINGTHATITWILLPERFORMTHETASKCORRECTLYANDEFFICIENTLY,BUTWITHOUTKNOWINGEXACTLYHOWTHEPROCEDUREISIMPLEMENTEDTHEPROCEDURALPARADIGMWITHADTSDATAABSTRACTIONISCONCERNEDWITHSEPARATINGTHEBEHAVIOROFADATAOBJECTFROMITSREPRESENTATIONORIMPLEMENTATIONFOREXAMPLE,ASTACKCONTAINSTHEOPERATIONSPUSH,POP,ANDISEMPTYASTACKOBJECTPROVIDESUSERSWITHTHESEOPERATIONS,BUTDOESNOTREVEALHOWTHESTACKISACTUALLYIMPLEMENTEDTHESTACKCOULDBEIMPLEMENTEDUSINGANARRAYORALISTUSERSOFTHESTACKOBJECTDONOTCAREHOWTHESTACKISIMPLEMENTED,ONLYTHATITPERFORMSTHEABOVEOPERATIONSCORRECTLYANDEFFICIENTLYBECAUSETHEUNDERLYINGIMPLEMENTATIONOFTHEDATAOBJECTISHIDDENFROMITSUSERS,THEIMPLEMENTATIONCANEASILYBECHANGEDWITHOUTAFFECTINGTHEPROGRAMSTHATUSEITWHENWEDESIGNALGORITHMS,WEOFTENNEEDAPARTICULARDATATYPETOUSEINORDERTOCARRYOUTTHEALGORITHMSOPERATIONSTHEDESIGNOFANALGORITHMISEASIERIFWESIMPLYSPECIFYTHEDATATYPESOFTHEVARIABLES,WITHOUTWORRYINGABOUTHOWTHEACTUALDATATYPEISIMPLEMENTEDWEDESCRIBETHEDATATYPEBYITSPROPERTIESANDOPERATIONSANDASSUMETHATWHATEVERIMPLEMENTATIONISCHOSEN,THEOPERATIONSWILLWORKCORRECTLYANDEFFICIENTLYTYPESDEFINEDINTHISWAYARECALLEDABSTRACTDATATYPESADTSTHEUSEOFABSTRACTDATATYPESMAKESTHEDESIGNOFTHEALGORITHMMOREGENERAL,ANDALLOWSUSTOCONCENTRATEONTHEALGORITHMATHANDWITHOUTGETTINGBOGGEDDOWNINIMPLEMENTATIONDETAILSAFTERTHEALGORITHMSHAVEBEENDESIGNED,THEACTUALDATATYPESWILLNEEDTOBEIMPLEMENTED,ALONGWITHTHEALGORITHMSRECENTLY,PROCEDURALLANGUAGESHAVEBEENEXTENDEDTOSUPPORTTHEDEFINITIONOFNEWDATATYPESANDPROVIDEFACILITIESFORDATAABSTRACTIONTHEOBJECTORIENTEDPARADIGMTHEOBJECTORIENTEDPARADIGMRETAINSMUCHOFTHECHARACTERISTICSOFTHEPROCEDURALPARADIGM,SINCEPROCEDURESARESTILLTHEPRIMARYFORMFORCOMPOSINGCOMPUTATIONSHOWEVER,RATHERTHANOPERATEON
下載積分: 5 賞幣
上傳時(shí)間:2024-05-21
頁(yè)數(shù): 18
大?。?0.07(MB)
子文件數(shù):