雨课堂学堂在线学堂云《Auto body control system fault diagnosis and repair（贵州交通职业）》单元测试考核答案

第1题1、直流式电动机门锁的工作原理是，连杆驱动力由（）提供，利用电动机的正转和反转来完成锁门和开门的动作。1.Theworkingprincipleofthedirect-flowmotordoorlockisthatthedrivingforceoftheconnectingrodisprovidedby(),andthepositiveandreverserotationofthemotorisusedtocompletethelockingandopeningofthedoor.A可逆转的直流电动机

ReversibleDCmotorB可逆转的交流电动机

ReversibleACmotorC非可逆转的直流电动机

Non-reversibleDCmotor第2题常用的门锁执行机构有（）、直流电动机或永磁式旋转电动机。Commonlyuseddoorlockactuatorsare(),DCmotororpermanentmagnetrotarymotor.A电线圈

ElectriccoilB磁线圈Magneticcoil

C电磁线圈

Electromagneticcoil第3题中央门锁是指通过设在（）的开关，可以同时控制全车车门关闭与开启的一种控制装置。Thecentraldoorlockisacontroldevicethatcansimultaneouslycontroltheclosingandopeningofthewholecardoorthroughaswitchlocatedin().A驾驶座门上

Onthedriver'sdoorB驾驶室工作台上

CabworkbenchC座椅上

Ontheseat第4题中央闭锁装置可以由驾驶员集中开闭汽车的前左、（）、前右、后右及行李箱等5个门锁。Thecentrallockingdevicecanbeusedbythedrivertoopenandclosethefivedoorlocksofthecar,includingthefrontleft,(),frontright,rearrightandtrunk.A前上

Fronttop

B后左

Backleft

C偏左

left-of-center第5题中控就是中央控制的简称

Centralcontrolisshortforcentralcontrol第6题驾驶座有个按钮，按下去后，其他三个车门和车床就不能单独操作；拉起按钮后，又可单独操控Thereisabuttoninthedriver'sseatthat,whenpushed,disablestheotherthreedoorsandthelathe;Pullupthebutton,andcanbecontrolledseparately第7题各个车型的中控门锁电路区别较大，因此在进行检修时要结合具体的维修手册进行。Thecircuitofthecentralcontroldoorlockofeachmodelisdifferent,soitshouldbecombinedwiththespecificmaintenancemanualduringmaintenance.第8题中央控制门锁是在汽车机械门锁的基础上增加了集中控制功能Centralcontroldoorlockisonthebasisofautomotivemechanicaldoorlocktoincreasethecentralizedcontrolfunction第9题中央控制门锁的附加功能有防盗、提醒、遥控。Centralcontroldoorlockadditionalfunctionshaveanti-theft,reminder,remotecontrol.第10题行车自锁是中央控制门锁的辅助功能。Drivingself-lockistheauxiliaryfunctionofcentralcontroldoorlock.第11题汽车电子锁的分类方法很多，既可按照控制部分主要元器件进行分类，也可以按照钥匙编码方式进行分类。Therearemanyclassificationmethodsforautomobileelectroniclocks,whichcanbeclassifiedaccordingtothemaincomponentsofthecontrolpartandalsoaccordingtothekeycoding.第12题两步开锁功能是指在车室内个别车门需打开时，可分别拉开各自的锁扣。Thetwo-stepunlockingfunctionmeansthatwhenindividualdoorsneedtobeopenedinthecarroom,therespectivelockingbucklecanbepulledrespectively.第13题中控门锁的结构主要分为控制和执行两部分。Thestructureofthecentralcontroldoorlockismainlydividedintotwoparts:controlandexecution.第14题电磁铁式自动车门锁的开启和锁闭均由电磁铁驱动。Electromagnettypeautomaticcardoorlockopeningandlockingaredrivenbyelectromagnet.第15题电磁铁式自动车门锁优点是结构简单、内部摩擦力小，动作敏捷，操作方便。Electromagnettypeautomaticcardoorlockadvantagesaresimplestructure,smallinternalfriction,quickaction,easytooperate.第16题电磁铁式自动车门锁的缺点是耗电，电磁铁质量大,动作时有撞击声。Electromagnettypeautomaticcardoorlockdisadvantageispowerconsumption,electromagnetmass,whentheactionofthecrash.第17题电动机式自动车门锁由可逆式电动机、传动装置及锁体构成.Motortypeautomaticcardoorlockiscomposedofreversiblemotor,transmissiondeviceandlockbody.第18题按下UNLOCK时，检查警告灯应该闪烁两次，同时打开所有的车门WhenyoupressUNLOCK,thecheckwarninglightshouldflashtwiceandopenallthedoors第19题门锁执行器不可以用直接通电的方法检查其是否有开锁和闭锁两种工作状态，判断其是否损坏。Thedoorlockactuatorcannotbedirectlyenergizedtocheckwhetherithastwoworkingstatesofunlockingandlocking,todeterminewhetheritisdamaged.第20题检查遥控器时：按下LOCK开关时，检查警告灯不会闪烁，同时锁上所有的车门。Whencheckingtheremotecontrol:whenpressingtheLOCKswitch,checkthatthewarninglightwillnotblinkandlockallthedoorsatthesametime.第21题中央控制门锁在汽车机械门锁的基础增加了辅助功能:行车自锁。Thecentralcontroldoorlockhasaddedanauxiliaryfunctiononthebasisoftheautomechanicaldoorlock:drivingself-lock.第22题汽车电子锁只能按照控制部分主要元器件进行分类。Automotiveelectroniclockscanonlybeclassifiedaccordingtothemaincomponentsofthecontrolpart.第23题中控门锁功能中有发射机操作校验功能，行李厢门打开功能，没有应答功能。Thecentralcontroldoorlockfunctionhasthefunctionoftransmitteroperationcheck,luggagecompartmentdooropenfunction,noanswerfunction.第24题当驾驶员将车门锁扣按下时，其他几个车门及行李舱门都能自动锁定；如用钥匙锁门，也可同时锁好其他车门和行李舱门。Whenthedriverwilllockthedoorbutton,severalotherdoorsandluggagecompartmentdoorscanbeautomaticallylocked;Ifyouuseakeytolockthedoor,youcanalsolockothercardoorsandluggagecompartmentdoors.第25题常用的电磁门锁执行机构多为永磁式。Thecommonlyusedelectromagneticdoorlockactuatorispermanentmagnet.第26题奇瑞A3的BCM模块电路图,它集门、窗报警等为一体的专用集成块CheryA3BCMmodulecircuitdiagram,whichsetsdoorandwindowalarmasoneapplication-specificintegratedblock第27题为了便于操作，现在很多汽车的中控门锁系统均配备了遥控发射器来实现锁门和开门等功能，Inordertofacilitatetheoperation,manycarsarenowequippedwitharemotecontroldoorlocksystemtolockandopenthedoorandotherfunctions,第28题在驾驶员车门开锁后，在三秒钟之内按UNLOCK开关三次，打开所有车门。Afterunlockingthedriver'sdoor,presstheUNLOCKswitchthreetimeswithinthreesecondstoopenallthedoors.第29题遥控中控门锁当锁定时，危险警告灯闪光两次，解锁时闪光一次，通知操作已经完成。Whentheremotecentralcontroldoorlockislocked,thedangerwarninglightwillflashtwice,andwhenitisunlocked,itwillflashonce,notifyingthattheoperationhasbeencompleted.第30题按发射机的车门锁定/解锁或行李厢门打开器的开关时，操作指示灯点亮，通知系统正在发射此信号，如果电池用完，此灯长亮。Whenthedoorlock/unlockortrunkdooropenerswitchofthetransmitterispressed,theoperationindicatorlightislittoinformthesystemthatitistransmittingthissignal.Ifthebatteryrunsout,thelightwillcontinuetolight.第1题保持发射机的行李厢门打开开关按住超过大约5秒钟，打开行李厢门。Holdthetransmittertrunkdooropenswitchformorethanapproximately5secondstoopenthetrunkdoor.第2题检查中控门锁工作情况时应注意所有的车门均关闭，若有任意一个门开着，则其他的车门无法锁上。Whencheckingtheworkingconditionofthecentralcontroldoorlock,itshouldbenotedthatalldoorsareclosed.Ifanydoorisopen,theotherdoorscannotbelocked.第3题电动机式自动车门锁的优点是体积小、耗电量小以及动作较迅速。Motortypeautomaticcardoorlockhastheadvantagesofsmallvolume,smallpowerconsumptionandmorerapidaction.第4题电动机式自动车门锁不足处在于：打开或关闭车门之后，若因疏忽通电，易烧毁电动机。Themotortypeautomaticcardoorlockisinadequate:afteropeningorclosingthedoor,iftheinadvertentelectrification,easytoburnthemotor.第5题中央闭锁装置作为锁体的重要机电组成部分，直接实施门锁的锁止和开启。Asanimportantmechanicalandelectricalcomponentofthelockbody,thecentrallockingdevicedirectlyimplementsthelockingandopeningofthedoorlock.第6题中央闭锁装置可以由驾驶员集中开闭汽车的前左、后左、前右、后右及行李箱等5个门锁。Thecentrallockingdeviceallowsthedrivertoopenandclosefivedoorlocks,includingthefrontleft,rearleft,frontright,rearrightandtrunk.第7题中央闭锁装置执行机构的作用是根据电路中电流方向的不同而实现闭锁或开锁。Thefunctionofthecentrallockingdeviceactuatoristorealizethelockingorunlockingaccordingtothedifferentdirectionofthecurrentinthecircuit.第8题中央门锁实现了用一个开关去控制另一些开关。Thecentrallockrealizestheuseofoneswitchtocontrolanumberofswitches.第9题遥控中控门锁的钥匙和发射机是分开独立的。Remotecontroldoorlockkeyandtransmitterareseparateandindependent.第10题用钥匙检查门锁是否能正常地锁止和开启,若能正常开启,而按压门锁开关按键,不能正常地锁止和开启,问题在车门钥匙开关不正常。Usethekeytocheckwhetherthedoorlockcanbelockedandopenednormally.Ifitcanbeopenednormally,butpressthedoorlockswitchbutton,itcannotbelockedandopenednormally.Theproblemisthatthedoorkeyswitchisnotnormal.第11题发射器上有紧急开关，可使防盗系统警报器动作。Thereisanemergencyswitchonthetransmittertoactivatethealarmoftheanti-theftsystem.第12题电子式防盗系统是目前轿车普遍应用的防盗系统，也称为微机防盗系统。Electronicanti-theftsystemiswidelyusedincaranti-theftsystem,alsoknownasmicrocomputeranti-theftsystem.第13题遥控门锁系统目前应用较广泛的是无线电遥控方式。Remotecontroldoorlocksystemiswidelyusedatpresentisradioremotecontrol.第14题避免各车辆之间由于干扰，无线电电码/红外波均通过若干组变换代码的编码。Toavoidinterferencebetweenvehicles,radiocode/infraredwaveareencodedbyseveralgroupsoftransformcodes.第15题钥匙插入点火开关锁芯时，所有的车门窗可以打开或关闭。AlldoorsandWindowscanbeopenedorclosedwhenthekeyisinsertedintotheignitionlock.第16题按住发射机的门锁或紧急开关，不会触发防盗系统。Holdingthedoorlockoremergencyswitchonthetransmitterwillnottriggertheanti-theftsystem.第17题在发射机对车门开锁的同时，内部灯光将长亮Whenthetransmitterlocksthedoor,theinteriorlightswillcomeon第18题门锁控制继电器也叫门锁定时器。Lockcontrolrelayisalsocalledlocktimer.第19题门锁执行器可以用反复断电的方法检查其是否有开锁和闭锁两种工作状态，判断其是否损坏。Thedoorlockactuatorcanbecheckedwiththemethodofrepeatedpowerfailurewhetherithastwoworkingstatesofunlockingandlockingtodeterminewhetheritisdamaged.第20题奇瑞A3车中控门锁系统由前车身控制模块完成控制功能,门锁执行部分完成其门箱的锁止和开启。ThecentralcontroldoorlocksystemofCheryA3cariscontrolledbythefrontbodycontrolmodule,andthedoorboxislockedandopenedbythedoorlockexecutivepart.2.1单元随堂作业Unithomeworkinclass第1题电动门窗可以使四个车窗中的任意一个上升或下降，乘员只能使所在的车窗上升或下降。ElectricWindowsanddoorsallowanyofthefourWindowstogoupordown,andtheoccupantcanonlygoupordownthewindow.第2题电动车窗具有当车窗锁止开关打开时，除驾驶员车窗，所有车窗打开和关闭失效的功能。PowerWindowshavethefunctionofdisablingallwindowopeningandclosingexceptthedriverwindowwhenthewindowlockswitchisturnedon.第3题电动机是用来为门窗的升降提供动力的装置。AnelectricmotorisadeviceusedtopowertheliftingofdoorsandWindows.第4题电动机是由双联开关按钮控制，设有升、降、关等三个工作状态，开关不操纵时自动停在"升或降"的位置上。Themotoriscontrolledbyadoubleswitchbutton,withthreeworkingstates,suchasup,downandoff.Whentheswitchisnotoperated,itautomaticallystopsinthe"upordown"position.第5题电动车窗的延时功能在断电后失去作用。Thedelayfunctionoftheelectricwindowisdisabledafterpowerfailure.第6题单触式自动开/关功能是当电动车窗开关被推或拉到底时，窗户全开或全关。Thesingle-touchautomaticopen/closefunctionallowsthewindowtoopenorclosefullywhentheelectricwindowswitchispushedorpulledtothebottom.第7题在单触式自动关窗期间，如果异物卡在窗内，此功能自动停止电动车窗并将车窗玻璃向下移动大约50毫米。Duringthesingle-touchautomaticwindowclosing,ifaforeignobjectgetsstuckinthewindow,thisfeatureautomaticallystopsthepowerwindowandmovesthewindowglassdownbyapproximately50mm.第8题电路或电动机内装有一个或多个热敏断路器，用以控制电流，防止电动机过载。Oneormorethermalcircuitbreakersareinstalledinthecircuitormotortocontrolthecurrentandpreventmotoroverload.第9题当关断点火开关时，主继电器同时也断开门窗的电路，以防损坏电气组件和发生意外。Whentheignitionswitchisturnedoff,themainrelayalsodisconnectsthedoorsandWindowstopreventdamagetoelectricalcomponentsandaccidents.第10题一般在主开关上还装有窗锁开关。如果将其断开，则分开关就不起作用。Awindowlockswitchisusuallyinstalledonthemainswitch.Ifyoudisconnectit,theseparateswitchwillnotwork.第11题电动车窗的优点是操作简便，有利于行车安全。TheadvantageofelectricWindowsiseasytooperate,conducivetodrivingsafety.第12题不同车型所采用的电动车窗的电机及其控制电路全部相同。TheelectricWindowsofdifferentmodelshavethesamemotorandcontrolcircuit.第13题直接搭铁式电机的一端直接搭铁，电机内部有两组磁场线圈。通过接通不同的线圈，使电机的转向不同，实现车窗的上升和下降动作。Oneendofthedirectlinkmotorisdirectlylinkedtotheiron,andtherearetwosetsofmagneticfieldcoilsinsidethemotor.Byconnectingdifferentcoils,themotorsteeringisdifferent,andthewindowisraisedandlowered.第14题控制搭铁式这种电动车窗的电机结构简单，开关和控制线路复杂一些，在实际当中应用较广泛。Thiskindofelectricwindowiscontrolledbythesimplestructureofthemotor,theswitchandthecontrollinearemorecomplex,whichiswidelyusedinpractice.第15题当车窗完全关闭或由于结冰等原因使车窗玻璃不能自如运动时，即使操纵开关没有断开，热敏开关也会自动断路。Whenthewindowiscompletelyclosedorduetoicingandotherreasonssothatthewindowglasscannotfreelymove,evenifthecontrolswitchisnotdisconnected,thethermalswitchwillautomaticallydisconnect.第16题电动车窗（）的作用是接通或断开门窗电路。ThefunctionofelectricWindows()istoswitchonoroffthedoorandwindowcircuits.A主继电器MainrelayB断路器CircuitbreakerC熔断丝Fusedwire第17题（

）用来控制门窗玻璃升降。()UsedtocontroltheglassliftingofdoorsandWindows.A断路器CircuitbreakerB主继电器MainrelayC开关switch第18题在下面（）情况下，电动车窗马达可以不用重新设置（到限位开关的初始位置）。Inthecasebelow(),theelectricwindowmotorcanberesetwithoutresetting(totheinitialpositionofthelimitswitch).A当车窗开闭调节器和电动车窗马达断开时WhenthewindowopeningandclosingregulatorandtheelectricwindowmotoraredisconnectedB车窗没有装上，触发了车窗开闭调节器时Thewindowisnotinstalled,triggeringthewindowopeningandclosingadjusterC连接线路断路时Whentheconnectionlinebreaks第19题一般电动门窗系统都装有（）套控制开关。Generalelectricdoorandwindowsystemsareequippedwith()setsofcontrolswitches.A一oneB两twoC三three第20题电动车窗的防夹保护功能是指，在单触式自动关窗期间，如果异物卡在窗内，此功能自动停止电动车窗并将车窗玻璃向下移动大约（）毫米。Theanti-clipprotectionfeatureofthepowerwindowmeansthatifaforeignobjectgetsstuckinthewindowduringthesingle-touchautomaticwindowclosing,thisfeatureautomaticallystopsthepowerwindowandmovesthewindowglassdownapproximately()mm.A50B60C70第21题车窗升降器主要有()式升降器等。Windowliftersmainlyhave()typeliftersandsoon.A钢丝滚筒SteelwirerollerB齿扇ToothfanC齿条rackD涡轴Vortexaxis正确答案：ABC第22题电动玻璃升降器按其结构可分为()等。Electricglasslifterscanbedividedinto()andsoonaccordingtotheirstructure.A双导轨式DoublerailtypeB单导轨式SinglerailtypeC叉臂式ForkarmtypeD悬臂式Cantilevertype正确答案：ABC第23题电动车窗具有手动开/关的功能、（

）等功能。Theelectricwindowhasthefunctionofmanuallyopening/closing,(),etc.A单触式自动开/关功能Singletouchautomaticon/offfunctionB车窗锁止功能WindowlockingfunctionC防夹保护功能Anti-clipprotectionfunctionD无钥匙电动窗功能（延时功能）Keylesselectricwindowfunction(delayfunction)正确答案：ABCD第24题门窗升降电动机采用双向转动的电动机，它有（

）两种类型。Doorandwindowliftingmotoradoptsbidirectionalrotationmotor,whichhastwotypes.A永磁型PermanentmagnettypeB双绕组型DoublewindingtypeC开关磁阻型SwitchedreluctancetypeD交流异步型Acasynchronous正确答案：AB第25题电动车窗电机可分成（）两种。Electricwindowmotorscanbedividedinto()twokinds.A直接搭铁DirectbondingB控制搭铁ControlledlappingC回路搭铁LooplinkD间接搭铁Indirectbonding正确答案：AB第26题电动车窗主要由车窗、（）等组成。Theelectricwindowmainlyconsistsofthewindow,(),etc.A车窗升降器WindowlifterB电动机motorC继电器relayD开关switch正确答案：ABCD第27题玻璃升降器不工作的主要原因有（

）连接导线断路或相关插接件松脱等。Themainreasonsfortheglasslifternotworkingare()connectingwirebreakorlooserelatedconnectors.A熔断器断路ThefuseisoutB继电器、开关损坏TherelayandswitcharedamagedC电动机损坏MotordamageD搭铁线锈蚀、松动Thetiewirehasrustedandloosened正确答案：ABCD第28题某车窗不能升降或只能一个方向运动的主要原因有（

）。Themainreasonswhyawindowcannotberaisedorloweredorcanonlymoveinonedirectionare().A车窗开关或电机损坏ThewindowswitchormotorisdamagedB导线断路或插接件松脱TheconductorisdisconnectedortheconnectorislooseC安全开关故障SafetyswitchfaultD车窗导轨故障Windowrailfault正确答案：ABC第29题当关断点火开关时，（）同时也断开门窗的电路，以防损坏电气组件和发生意外。Whenturningofftheignitionswitch,()alsoturnoffthedoorandwindowcircuitstopreventdamagetoelectricalcomponentsandaccidents.A主继电器MainrelayB控制开关ControlswitchC熔断器fuseD导线conductor第30题当车窗完全关闭或由于结冰等原因使车窗玻璃不能自如运动时，即使操纵开关没有断开，（）也会自动断路。Whenthewindowiscompletelyclosedorthewindowglasscannotmovefreelyduetoicingandotherreasons,evenifthecontrolswitchisnotdisconnected,()willautomaticallydisconnect.A主继电器MainrelayB熔断器fuseC导线conductorD热敏开关Thermalswitch2.2单元随堂作业Unithomeworkinclass第1题汽车座椅的主要功能是为驾驶员及乘员提供便于操作、舒适又安全、不易疲劳的驾乘位置.Themainfunctionofcarseatistoprovidethedriverandoccupantwitheasytooperate,comfortableandsafe,noteasytofatiguedrivingposition.第2题电动座椅多采用永磁式双向交流电动机。Permanentmagnettwo-wayACmotorisusedforelectricseats.第3题传动装置的作用是将电动机的动力传给座椅调节装置，使其完成座椅的调整。Thefunctionofthetransmissiondeviceistotransferthepowerofthemotortotheseatadjustmentdevice,sothatitcancompletetheseatadjustment.第4题电动座椅的开关接触不良，不会造成电动座椅调整失效或不灵。Electricseatswitchcontactispoor,willnotcauseelectricseatadjustmentfailureorfailure.第5题电动座椅是指以电动机为动力，通过传动装置和执行机构来调节座椅的各种位置，使驾驶员或乘员乘坐舒适的座椅。Electricseatreferstothemotorasthepower,throughthetransmissiondeviceandtheactuatortoadjusttheseatofvariouspositions,sothatthedriveroroccupantridecomfortableseat.第6题所有电动座椅均配备电子控制调节系统。Allelectricseatsareequippedwithelectroniccontroladjustmentsystem.第7题电动座椅多采用双向直流电动机。Theelectricseatusestwo-wayDCmotor.第8题双向电动机电枢的旋转方向随电流的方向改变而改变，使电动机按不同的电流方向进行正转或反转，以达到座椅调节的目的。Thedirectionofrotationofthearmatureofthebidirectionalmotorchangeswiththedirectionofthecurrent,sothatthemotorcanturnforwardorreverseaccordingtodifferentcurrentdirections,soastoachievethepurposeofseatadjustment.第9题为防止电动机过载，电动机内装有熔断丝，以确保电器设备的安全。Inordertopreventmotoroverload,themotorisequippedwithfusewiretoensurethesafetyofelectricalequipment.第10题由于座椅的类型不同，一般一个座椅可装2个、3个、4个或6个电机。Dependingonthetypeofseat,generallyoneseatcanhold2,3,4or6motors.第11题电动座椅组合开关包括前倾开关、后倾开关和四向开关（即上下和前后）。Thepowerseatcombinationswitchincludesaforwardtiltswitch,abackwardtiltswitchandafour-wayswitch(i.e.upanddownandfrontandback).第12题电动座椅组合控制开关有的汽车安装在车门上，有的汽车安装在座椅旁边，使驾驶员或乘员操纵方便。Electricseatcombinationcontrolswitchsomecarsinstalledonthedoor,somecarsinstallednexttotheseat,sothatthedriveroroccupanteasytooperate.第13题驾驶员侧电动座椅控制开关可以控制所有座椅。Thedriver'ssideelectricseatcontrolswitchcontrolsallseats.第14题断开蓄电池电缆后重新连接时，电动座椅位置需要初始化。Afterdisconnectingthebatterycable,initializetheelectricseatposition.第15题开关检测时若发现导通状态不符合标准，则应修理或更换电动座椅的开关。Ifitisfoundthattheconductionstatedoesnotmeetthestandardduringtheswitchdetection,theswitchoftheelectricseatshouldberepairedorreplaced.第16题电动座椅的电动机失灵，如电刷磨损及转子定子断路、短路等，均会使电动机不能正常工作。Themotorfailureoftheelectricseat,suchasbrushwearandrotorstatoropencircuit,shortcircuit,willmakethemotorcannotworknormally.第17题若电动座椅电动机有故障，只能更换。Iftheelectricseatmotorisfaulty,itcanonlybereplaced.第18题若机械部分有卡滞、磨损严重等问题，均会使电动座椅不能正常工作，应逐个检查并修理电动座椅的传动机构。Ifthereareproblemssuchasstuckandseriouswearinthemechanicalpart,theelectricseatwillnotworknormally.Thetransmissionmechanismoftheelectricseatshouldbecheckedandrepairedonebyone.第19题电动座椅的开关接触不良，会造成电动座椅调整失效或不灵。Electricseatswitchcontactispoor,willcausetheelectricseatadjustmentfailureorineffective.第20题电动座椅的传动机构一般由（

）联轴节及（

）等组成。Thetransmissionmechanismoftheelectricseatisgenerallycomposedof()couplingand().A变速机构VariablespeedmechanismB制动器brakeC齿轮机构Gearmechanism正确答案：AC第21题电动座椅它主要由(

)(

)和(

)等组成。ElectricseatItismainlycomposedof()()and().A组合控制开关CombinationcontrolswitchB电源PowersupplyC三个电动机Threemotors正确答案：ABC第22题电动座椅调整动作慢,故障原因有（）Theadjustmentactionofelectricseatisslow,andthefaultcausesare().A控制电路电阻值大ControlcircuitresistancevalueislargeB开关和电动机故障TheswitchandmotorarefaultyC连杆和传动机构故障FailureofconnectingrodandtransmissionmechanismD搭铁连接不良Poorrailconnection正确答案：ABCD第23题电动座椅的电动机失灵，如()、短路等，均会使电动机不能正常工作。若电动机有故障，则应修理或更换。Themotorfailureoftheelectricseat,suchas(),shortcircuit,etc.,willmakethemotorcannotworknormally.Ifthemotorisfaulty,itshouldberepairedorreplaced.A机械部分有卡滞ThemechanicalpartisstuckB开关接触不良PoorswitchcontactC电刷磨损及转子定子断路BrushwearandrotorstatorbreakageD磨损Wearandtear第24题电动座椅它主要由电源、(

)和(

)个电动机等组成。组合控制开关内部有(

)套开关触点。驾驶员或乘员通过控制开关上的按钮来调节座椅的位置。Electricseatitismainlycomposedofpowersupply,()and()amotor.Thecombinationcontrolswitchhasasetofswitchcontactsinside.Thedriveroroccupantadjuststheseatpositionbycontrollingthebuttonsontheswitch.A1个B组合控制开关CombinationcontrolswitchC3D4正确答案：ABD第25题电动座椅由（）组成。Theelectricseatconsistsof().A控制开关ControlswitchB双向电动机BidirectionalmotorC传动机构TransmissionmechanismD滑轨Sliderail正确答案：ABC第26题由于座椅的类型不同，一般一个座椅可装（

）电机.Duetothedifferenttypesofseats,generallyoneseatcanhold()motor.A2个B3个C4个D6个正确答案：ABCD第27题纵向调整机构由导轨、（

）、支承及导向元件组成。Thelongitudinaladjustmentmechanismiscomposedofguiderail,(),supportandguideelement.A齿条rackB蜗轮WormgearC反馈信号电位计FeedbacksignalpotentiometerD调整电动机Adjustingmotor正确答案：ABCD第28题高度调整机构由铣平面、止推垫片、（

）组成。Theheightadjustmentmechanismiscomposedofmillingplane,thrustgasket,().A转轴ShaftofrotationB心轴mandrelC蜗轮WormgearD挠性驱动蜗杆轴Flexibledrivewormshaft正确答案：BCD第29题电动座椅无调整动作,故障原因的种类有（

）、传动机构故障等。Thereisnoadjustmentactionfortheelectricseat,andthefaultcausesinclude(),transmissionmechanismfault,etc.A开关故障SwitchfaultB搭铁连接不良PoorrailconnectionC控制电路连接不良ThecontrolcircuitispoorlyconnectedD电路断电器故障Thecircuitbreakerisfaulty正确答案：ABCD2.3单元随堂作业Unithomeworkinclass第1题电动后视镜不能四个方向调节。Electricmirrorscannotbeadjustedinallfourdirections.第2题电动后视镜一般有四个电机控制方向。Electricrearviewmirrorsgenerallyhavefourmotorstocontrolthedirection.第3题电动机是用来为后视镜的升降提供动力的装置。Anelectricmotorisadeviceusedtopowertheraisingandloweringoftherearviewmirror.第4题电动后视镜通常垂直方向的倾斜运动由一个永磁电动机控制，水平方向的倾斜运动由另一个永磁电动机控制。Thetiltingmotionoftheelectricrearviewmirrorisusuallycontrolledbyonepermanentmagnetmotorintheverticaldirectionandanotherinthehorizontaldirection.第5题电动后视镜在断电后失去作用。Theelectricrearviewmirrorlosesitsfunctionafterpowerfailure.第6题在狭窄的路段时行车时，可以折叠收缩，以提高汽车的通过性。Whendrivinginnarrowsections,itcanbefoldedandshrunktoimprovethepassabilityofthecar.第7题电动后视镜的每个后视镜都用一个独立的开关控制。Eachoftheelectricmirrorsiscontrolledwithaseparateswitch.第8题操纵开关能使一个电动机单独工作，也可使两个电动机同时工作。Acontrolswitchcanmakeonemotorworkaloneormaketwomotorsworksimultaneously.第9题若想要左侧后视镜向左摆动，先把滑动开关从中央位置拨到左边，再按下控制按钮的左端。Toswingtheleftsidemirrortotheleft,fliptheslideswitchfromthecentertotheleftandthenpresstheleftsideofthecontrolbutton.第10题一侧电动后视镜不能动的故障原因是电动机损坏和搭铁不良。Thefailureofonesideoftheelectricrearviewmirroriscausedbymotordamageandpoorbonding.第11题一侧电动后视镜上下方向不能动的故障原因是上下调整电动机损坏和搭铁不良。Onesideoftheelectricrearviewmirrorupanddowndirectioncannotmovethefaultcauseistheupanddownadjustmentmotordamageandpoorrail.第12题一侧电动后视镜左右方向不能动的故障原因是左右调整电动机损坏和搭铁不良。Onesideoftheelectricrearviewmirrorleftandrightdirectioncannotmovethefaultistheleftandrightadjustmentmotordamageandpoorrail.第13题熔断丝熔断后会导致电动后视镜均不能动。Afterthefuseisblown,theelectricrearviewmirrorcannotmove.第14题电动后视镜线路搭铁不良会导致线路短路损坏电机。Theelectricrearviewmirrorlineisnotgoodenoughtocauseshortcircuitanddamagethemotor.第15题带有后视镜加热的车，冬季后视镜结霜或冻冰后，只要打开后风窗除霜开关，电动后视镜也会开始加热，后视镜上的霜或冰很快就会消失。Forcarswithrearviewmirrorheating,whentherearviewmirrorfrostsorfreezesinwinter,aslongastherearwindowdefrostswitchisturnedon,theelectricrearviewmirrorwillalsostarttoheatup,andthefrostoriceontherearviewmirrorwillsoondisappear.第16题后视镜电动调节是指（

）的后视镜调节。Rearviewmirrorelectricadjustmentreferstorearviewmirroradjustmentof().A车内InsidethecarB车外两侧OutsidesidesC尾部tail第17题当电动后视镜出现故障时，首先检查（

）、电路连接和搭铁情况。Whentheelectricrearviewmirrorisfaulty,firstcheck(),circuitconnectionandbondingcondition.A熔断丝FusedwireB电机motorC开关switch第18题一侧后视镜电动机损坏后，一般进行（）。Afteronesiderearviewmirrormotorisdamaged,itisgenerallycarriedout().A维修maintenanceB更换replaceC视情况而定Itdepends第19题一般电动后视镜系统装有（）套控制开关。Generalelectricrearviewmirrorsystemisequippedwith()setofcontrolswitches.A三threeB二twoC一one第20题在进行电动后视镜故障检修时，电路图对诊断结果（）。Whentheelectricrearviewmirrorfaultmaintenance,thecircuitdiagramofthediagnosticresults().A不重要NotimportantB无影响NoeffectC很重要Veryimportant第21题汽车的电动后视镜一般由（）组成。Theelectricrearviewmirrorofanautomobileusuallyconsistsof().A镜片lensB驱动电动机DrivemotorC控制电路ControlcircuitD操纵开关Controlswitch正确答案：ABCD第22题在每个电动后视镜镜片的背后都有两个可逆电动机，可操纵其（

）运动。Atthebackofeachelectricrearviewmirrorlensaretworeversibleelectricmotorsthatcontrolits()motion.A上下UpanddownB左右LeftandrightC水平levelD垂直vertical正确答案：AB第23题若想要左侧后视镜向左摆动，先把滑动开关从（）拨到左边，再按下控制按钮的（）。Toswingtheleftsidemirrortotheleft,fliptheslideswitchfrom()totheleftandthenpressthecontrolbuttonfrom().A中央位置CentralpositionB右边位置RightpositionC左端LeftendD右端Rightend正确答案：AC第24题电动后视镜电动机通常采用（）。Electricrearviewmirrormotorsareusually().A永磁电动机PermanentmagnetmotorB交流异步电动机AcasynchronousmotorC开关磁阻电动机Switchedreluctancemotor第25题一侧电动后视镜上下方向不能动的故障原因是（

）。Thereasonforthefailurethattheupperandlowerdirectionsofonesideelectricrearviewmirrorcannotmoveis().A上下调整电动机损坏TheupanddownadjustmentmotorisdamagedB搭铁不良PoorbondingC线路短路LineshortcircuitD熔断丝熔断Thefuseisblown正确答案：AB第26题当电动后视镜出现故障时，首先检查（

）情况，若仍不能排除故障，则应检查开关和电动机是否良好。Whentheelectricrearviewmirrorisfaulty,firstcheckthesituation(),ifthefaultcannotberemoved,itshouldcheckwhethertheswitchandmotorisgood.A熔丝fuseB电路连接CircuitconnectionC搭铁TieironD继电器relay正确答案：ABC第27题电动后视镜均不能动的主要原因有（）。Themainreasonswhyelectricrearviewmirrorsarenotmovingare().A熔断丝熔断ThefuseisblownB搭铁不良PoorbondingC后视镜开关损坏TherearviewmirrorswitchisdamagedD后视镜电动机损坏Rearviewmirrormotordamaged正确答案：ABCD第28题出现故障时要结合（

）来分析故障的原因和解决方法。Whenafaultoccurs,itisnecessarytoanalyzethecauseandsolutionofthefaultincombinationwith().A电路图CircuitdiagramB检查顺序InspectionsequenceC导通表ConductionmeterD个人经验Personalexperience正确答案：ABC第29题一侧电动后视镜左右方向不能动的故障原因是（

）。Thecauseofthefailureoftheleftandrightdirectionsofonesideoftheelectricrearviewmirroris().A左右调整电动机损坏TheleftandrightadjustingmotorisdamagedB搭铁不良PoorbondingC线路短路LineshortcircuitD熔断丝熔断Thefuseisblown正确答案：AB第30题电动后视镜可以（）调节位置，便于观察车辆周围状况。Theelectricrearviewmirrorcan()adjustthepositiontoobservetheconditionsaroundthevehicle.A上下UpanddownB四向four-wayC左右Leftandright3.1单元随堂作业Unithomeworkinclass第1题安全带控制系统仅由中心碰撞传感器、前碰撞传感器组成。Theseatbeltcontrolsystemconsistsonlyofcenterimpactsensorandfrontimpactsensor.第2题在座椅安全带收紧的同时，驾驶席气囊和乘客席气囊同时膨开，吸收碰撞产生的动能，达到保护驾驶员和乘客之目的。Whentheseatbeltistightened,thedriver'sseatairbagandthepassengerseatairbagexpandatthesametimetoabsorbthekineticenergygeneratedbythecollision,soastoprotectthedriverandpassengers.第3题在检查座椅安全带收紧器中点火器的电阻时，极有可能导致安全带收紧器引爆而发生意外伤害。Whencheckingtheresistanceoftheigniterintheseatbelttightener,itishighlylikelytocausetheseatbelttightenertodetonateandcauseaccidentalinjury.第4题安全带与安全气囊统称为辅助约束系统，属于主动安全保护装置。Seatbeltsandairbagsarecollectivelyreferredtoasauxiliaryrestraintsystems,whichbelongtoactivesafetyprotectiondevices.第5题两点式安全带的效果比三点式要差一些。Thetwo-pointseatbeltislesseffectivethanthethree-pointone.第6题两点式安全带的优点是使用方便，容易解脱。Theadvantageofthetwo-pointseatbeltisthatitiseasytouseanddisengage.第7题三点式安全带增强了乘员的安全性，是目前使用最普遍的一种安全带。Thethree-pointseatbeltenhancesthesafetyoftheoccupantandisthemostcommonlyusedseatbeltatpresent.第8题现在很多车都使用燃爆式安全带。Manycarsnowuseexplosiveseatbelts.第9题燃爆式安全带控制系统在SRSECU向安全带收紧器点火器发出点火指令的同时，还向气囊点火器发出指令，引爆气囊点火器。因此，在座椅安全带收紧的同时，驾驶席气囊和乘员席气囊同时膨胀开。TheigniterbeltcontrolsystemsendsthecommandtotheairbagignitertodetonatetheairbagigniteratthesametimetheSRSECUsendstheignitioncommandtotheseatbelttighteningigniter.Therefore,whentheseatbeltisti