汽車英語汽車商務(wù)英語Lesson5:AutomobileChassisIIWarming-upPartone目錄TextParttwoWordsStudyPartThreePracticePartFourWarming-upPartone：Warming-upPartone：LookatthepictureandguesstheirChinesenames.TextParttwo：Parttwo：FoursystemsofChassis(II)TextThetransmissionsystemcantransmitenginepowertoawheelandensuresvehiclerunninginallconditions.Themaincomponentsofthetransmissionsystemareclutch,transmission,differential，driveaxle,universaljoint,halfaxleanddrivingshaft.

1.Transmissionsystem1.傳動(dòng)系傳動(dòng)系能把發(fā)動(dòng)機(jī)的動(dòng)力傳遞到驅(qū)動(dòng)輪，并能與發(fā)動(dòng)機(jī)配合保證汽車在各種條件下正常行駛。它的主要部件有：離合器、變速器、差速器、驅(qū)動(dòng)橋、萬向節(jié)、半軸、和傳動(dòng)軸。Parttwo：TextThedrivingsystemhasthreebasicfunctionstoreceivepowerfromdrivingshaft,tosupportgrossvehicleweightandtoeasetheimpactoncarbodyonunevenroadssoastoprovideacomfortablerideforthe

passengers.Themaincomponentsofthedrivingsystemareframe,axle,wheels,tires,shockabsorbersspringsandsuspension.2.Drivingsystem2.行駛系行駛系能接受傳動(dòng)軸的動(dòng)力、支撐汽車的總重量，緩和不平路面對(duì)車身造成的沖擊。主要部件有：車架，車橋，車輪，車胎，減震器，彈簧，前懸和后懸。Parttwo：TextThesteeringsystemisasteeringcontrolandsteeringtransmissionmechanism.Themaincomponentsofthesteeringsystemaresteeringwheel,steeringgear,steeringshaft,steeringshockabsorber,steeringtierodandsteeringarm.3.Steeringsystem3.轉(zhuǎn)向系

轉(zhuǎn)向系是一種轉(zhuǎn)向操縱機(jī)構(gòu)和轉(zhuǎn)向傳動(dòng)機(jī)構(gòu)。其主要部件有，轉(zhuǎn)向盤，轉(zhuǎn)向器，轉(zhuǎn)向軸，轉(zhuǎn)向減震器，橫拉桿和轉(zhuǎn)向臂。Parttwo：TextThebrakingsystemistomakeamovingcarslowdownorevenstopasrequestedbydrivers.Themaincomponentsofthebreakingsystemarebrakepedal,brakedisks,brakedrums,brakemastercylinderandbrakevalve.4.Brakingsystem4.制動(dòng)系

制動(dòng)系的主要作用是使行駛中的汽車按照駕駛員的要求進(jìn)行強(qiáng)制減速甚至停車。其主要部件有；制動(dòng)器，制動(dòng)盤，制動(dòng)鼓，制動(dòng)總泵和制動(dòng)閥。WordsStudyPartThree：PartThree：tireclutchtransmissiondrivingshaftdifferentialuniversaljointhalfaxledriveaxledrivingshaftwheelmainspeedreducerWordsStudy輪胎離合器變速器傳動(dòng)軸差速器萬向節(jié)半軸驅(qū)動(dòng)橋驅(qū)動(dòng)軸車輪主減速器steeringwheelsteeringgearsteeringshaftsteeringtierodsteeringarmbrakedrumbrakeboosterbrakevalvebrakediskbrakemastercylinderbrakepedal轉(zhuǎn)向盤轉(zhuǎn)向器轉(zhuǎn)向軸向橫拉桿轉(zhuǎn)向臂制動(dòng)鼓制動(dòng)助力器制動(dòng)閥制動(dòng)盤制動(dòng)總泵制動(dòng)踏板KnowledgeExtentionPartFour：PartFour：KnowledgeExtentionTran