汽车英语教学课件-汽车专业英语

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1、汽车专业英语AutomobileEnglishCONTENTSChapterOneEngineUnit1TextAInternalCombustionEngineMechanicalTextBGeneralIntroductiontoHowCarEnginesWorkUnit2TextAHowAutomobileIgnitionSystemsWorkTextBFuelSystemUnit3TextATheComponentsofaCoolingSystemTextBCoolingSystemMaintenanceandRepairUnit4TextAAnEngine’sLub

2、ricationSystemTextBDiagnoseandRepairaLubricationSystemUnit5TextADiagnosingtheBattery,Charging&IgnitionSystemTerxtBEngineCkeckandTroubleCodeTechnicalDescriptionChapterTwoChassisUnit1TextAAutomaticTransmissionsTextBTransmissionCareInformationUnit2TextASuspesionSystemandAxleTextBWheelAlignment

3、Unit3TextABrakesSystemTextBBrakeMaintenanceWaysUnit4TextASteeringSystemTextBProblemsandTestingofSteeringSystemUnit5TextAHowaSafetySystemAirBagWorksTextBAirbagInflationandItsLightProblemsChapterThreeAutomobileBodyElectricalSystemUnit1TextALightingIndicatorsandSymbolsTextBSeveralWarningSymbol

4、sInspectionUnit2TextAAutomotiveAirConditioningSystemsTextBAirConditionerNotWorkingUnit3TextABodyPowerControlSystemTextBElectricalSystemUnit4TextACarAlarmsandAnti-TheftSystemsTextBAnti-TheftDevicesUnit5TextAHowCruiseControlSystemsWorkTextBHowRadarDetectorsWorkChapterOneEngineUnitOneTextAInte

5、rnalCombustionEngineMechanicalEngineisusedtoproducepower.Thechemicalenergyinfuelisconvertedtoheatbytheburningofthefuelatacontrolledrate.Thisprocessiscalledcombustion.Ifenginecombustionoccurswithinthepowerchamber,theengineiscalledinternalcombustionengine.Ifcombustiontakesplaceoutsidethecylin

6、der,theengineiscalledanexternalcombustionengine.Engineusedinautomobilesareinternalcombustionheatengines.Heatenergyreleasedinthecombustionchamberraisesthetemperatureofthecombustiongaseswiththechamber.Theincreaseingastemperaturecausesthepressureofthegasestoincrease.Thepressuredevelopedwithint

7、hecombustionchamberisappliedtotheheadofapistontoproduceausablemechanicalforce,whichisthenconvertedintousefulmechanicalpower.Linkingthepistonbyaconnectingrodtoacrankshaftcausesthegastorotatetheshaftthroughhalfaturn.Thepowerstroke“usesup”thegas,someansmust