《汽车专业英语》-Task8教学课件

Task8

StartingSystemServiceProcedures起动系统检测维修学习目标：1．掌握起动系统的专业英文术语；2．熟悉起动系统常见故障及检测维修方法。同学们扫码P68“发音训练”学习：NewWords生词PhrasesandExpressions短语与表达并在课文中标识下列专业词汇

PhrasesandExpressions短语与表达

Battery蓄电池Current电流Voltage电压Circuit电路Resister电阻Condenser电容器Batterylead-acidstoragebattery

安全提示：StartingsystemIgnitionkeyStartStarterStartersolenoidStartingmotorParkpositionNeutralpositionStartercontrolcircuitAutomatictransmissionshifterManualtransmissionClutchpedalNeutralsafetyswitchStarterrelayIgnitionswitch11IgnitionswitchLock

Off

Run/onStart

Accessory

看图识字ScrambledWordsQuizChoosealettercorrectlytocreateaword:1.Reartst----2.Noidelos----3.tiavcaet----4.Erbtaty----5.Galtove----7.Ralenut----6.Adlep----8.Hciwst----9.llinats----10.laeyr----ScrambledWordsQuizAnswer1.Starter6.neutral2.Solenoid7.pedal3.activate8.switch4.battery9.install5.voltage10.relayText课文-P60The"startingsystem",theheartoftheelectricalsysteminyourcar,beginswiththeBattery.“theheartoftheelectricalsysteminyourcar”是对“The‘startingsystem’”的补充解释说明。Text课文-P60

Whenyouturntheignitionkeytothe"Start"position,thebatteryvoltagegoesthroughthestartercontrolcircuitandactivatesthestartersolenoid,whichinturnenergizesthestartermotor.Thestartermotorcrankstheengine.扫码查译文Text课文-P60Astartercanonlybeoperatedwhentheautomatictransmissionshifterisin"Park"or"Neutral"positionorifthecarhasamanualtransmission,whentheclutchpedalisdepressed.只有当自动变速器在驻车挡或空挡时（若是手动变速器，则离合器断开时），才能让起动机运转。Thereisa

Neutralsafetyswitch

installedattheautomatictransmission.Text课文-P60Thereisa

Neutralsafetyswitch

installedattheclutchpedal.

Text课文-P60Text课文-P62

Caremustbetakentokeepthebatterycableends(terminals)cleanandtight.应对电源线定期保养，以保证电源线接线柱清洁且连接牢固。Battery

CableText课文-P63Whentheenginestartstospinfasterthanthestarter,adevicecalledanoverrunningclutchautomaticallydisengagesthestartergearfromtheenginegear.当发动机的转速超过起动马达的转速时，超速离合器(单向离合器）自动断开起动机齿轮与发动机齿轮的啮合。4/8/202623Grammarstructures语法结构-P63Have

theignitionswitchchecked/replaced.该句是一个主动形式表示被动意义的特殊结构。“havesth.done”是“要/请某人做某事”的意思。全句可译为：请人检查或更换点火开关。4/8/202625SafetyTips安全提示勿用敲打起动马达的方法来诊断起动马达的驱动故障。敲击会使电刷、电枢和衬套易位。敲打后的电机即使能运行也只能是在短时间内。电池中的电解液含有硫酸。硫酸是一种腐蚀性极强的酸，会对人造成严重的伤害。加注电解液时一定要注意安全。禁止掩埋或焚烧酸性含铅废电池。电池无论新旧，都应放在室内，且保持良好的通风状况。工作时不应佩戴手套、戒指及其他手饰，因它们可能会接触汽车电气系统或正在运转中的零部件。Exercises练习TranslatethefollowingwordsintoChinese.1.defective2.accessory3.

distribute4.extract5.energize6.spin7.startersolenoid8.steeringwheel9.clutchpedal10.neutralsafetyswitchExercises练习TranslatethefollowingsintoEnglish.

1.交流发电机2.啮合

3.超速离合器4.铅酸蓄电池5.换挡手柄6.自动变速器7.起动机8.点火开关9.断开10.起动机继电器Exercises练习TranslatethefollowingsentencesintoChinese.1.

The"startingsystem",theheartoftheelectricalsysteminyourcar.2.

Theautomotivebattery,alsoknownasalead-acidstoragebattery,isanelectrochemicaldevicethatproducesvoltageanddeliverscurrent.3.Allcircuitsareopen(nocurrentsupplied)andthesteeringwheelisinthelockposition.4.

Arelayisadevicethatallowsasmallamountofelectricalcurrenttocontrolalargeamountofcurrent.Exercises练习5.

Thestartermotor

crankstheengine.6.

ThereisaNeutralsafetyswitch

installedattheclutch

pedal.

7.Astartercanonlybeoperatedifthecarhasamanual

transmission,whentheclutchpeda