汽车专业英语 教学课件 作者 蒋芳 吴喜骊 Unit 8.ppt

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1、UNIT8AUTOMATICTRANSMISSIONTEXTAAutomaticTransmissionTorqueConverterAutomaticTransmissionShaftPlanetaryGearsHydraulicSystemNewWordsmajority[mE5dVCriti]n.多数，大半servo[5sE:vEu]n.伺服，伺服系统clamp[klAmp]vt.夹住，夹紧actuate[5Aktjueit]vt.开动，促使demonstrate[5demEnstreit]vt.示范，证明，论证whi

2、rl[(h)wE:l]v.（使）旋转，急动，急走impeller[im5pelE]n.推进者，叶轮，泵轮turbine[5tE:bin,-bain]n.涡轮curve[kE:v]vt.弯，使弯曲curl[kE:l]v.（使）卷曲blade[bleid]n.刀片，叶片bushing[5buFiN]n.轴衬，衬套centerline[5sentElain]n.中心线Jupiter[5dVu:pitE]n.木星Mars[mB:z]n.火星overdrive[5EuvE5draiv]vt.超速传动PhrasesandExpressi

3、onsshiftlever换档杆oilpressure油压，机油压力torqueconverter液力变矩器planetarygearset行星齿轮组sungear太阳轮planetgear行星轮planetgearcarrier行星架ringgear尺圈fluidcoupling液力偶合器valvebody阀体gearratio传动比dryfrictionclutch干式摩擦离合器fanblade风扇叶片externalspline外花键pressureregulator压力调节器manualvalve手控阀vacuumm

4、odulatorvalve真空调节阀governorvalve调速阀shiftvalve换档阀TEXTBContinuouslyVariableTransmissionDrivingaCarwithCVTHowCVTworksAdvantagesofCVTDisadvantagesofCVTHistoryofCVTNewWordscruise[kru:z]vi.巡游，巡航disconcert[7diskEn5sE:t]vt.使惊惶，使慌张，使窘迫slipping[5slipiN]adj.渐渐松驰的optimal[5Cptim

5、El]adj.最佳的，最理想的cone[kEun]n.锥形物，圆锥体effectively[i5fektivli]adv.有效地，有力地superior[sju:5piEriE]adj.较高的，上好的，出众的rev[rev]v.加快转速；n.转速odd[Cd]adj.奇怪的，古怪的simulate[5simjuleit]vt.模拟，模仿robust[rE5bQst]adj.精力充沛的PhrasesandExpressionscontinuouslyvariabletransmission无极变速器startout启程，出发s

6、pecificspeed额定转速gotogreatlengths竭尽全力inservice在使用中EXERCISES1.Answerthefollowingquestionsaccordingtothetext(1)Whatdothemaincomponentsthatmakeupanautomatictransmissioninclude?(2)Whatisthemethodthatanautomatictransmissionusestotransferpower?(3)Whatisaplanetarygearsetde

7、signedtodo?(4)Whatdoesthebasicplanetarygearsetconsistof?(5)Listfivefunctionsofaplanetarygearset.(6)Whatisaservo?(7)Listanddescribethemajorpartsofthehydraulicsysteminanautomatictransmission.(8)Inanautomatictransmission,howdoesitprovidethecorrectgearratio?(9)Howwillt

8、heoutputshaftturnatthesamerateofspeedastheinputshaft?(10)Howdoesthehydraulicsystemwork?2.TranslatethefollowingintoChinese(1)engineload(2)gearshif