汽车专业英语 教学课件 作者 蒋芳 吴喜骊 Unit 5.ppt

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1、UNIT5COOLINGSYSTEMTEXTACoolingSystemPrincipleCoolingSystemTaskHowDoesaCoolingSystemWorkCirculationAntifreezeNewWordsinfinitely[5infinitli]adv.无限地，无穷地circulate[5sE:kjuleit]v.（使）流通，（使）运行，（使）循环grill[gril]n.烤架，铁格子，格栅maintain[men5tein]vt.维持，维修destruct[dis5trQkt]vi

2、.破坏passage[5pAsidV]n.通过，经过，通道coolant[5ku:lEnt]n.冷冻剂，冷却液thermostat[5WE:mEstAt]n.节温器，温度调节装置radiator[5reidieitE]n.散热器，水箱plumbing[5plQmiN]n.铅工业，铅管品制造interconnect[7intE(:)kE5nekt]vt.使互相连接preset[5pri:5set]vt.事先调整relieve[ri5li:v]vt.减轻，解除，援救pavement[5peivmEnt]n.人行道，公

3、路reserve[ri5zE:v]n.储备（物），储藏量；vt.储备，保存flatten[5flAtn]vt.使平，变平undergo[7QndE5^Eu]vt.经历，遭受，忍受compact[5kRmpAkt]adj.紧凑的，紧密的，简洁的inhibiter[in5hibitE]n.抑制剂，抑制者recommend[rekE5mend]vt.推荐，介绍antifreeze[5Anti5fri:z]n.防冻剂poisonous[5pCiznEs]adj.有毒的ingest[in5dVest]vt.摄取，咽下，吸收

4、PhrasesandExpressionsinamatterof大约，大概coolingsystem冷却系统liquidcooled水冷aircooled风冷waterpump水泵radiatorcap散热器盖enginecompartment发动机仓inexcessof超过ethyleneglycol乙烯乙二醇keepawayfrom远离TEXTBTheComponentsofCoolingSystemRadiatorRadiatorFanPressureCapandReserveTankWaterPumpTh

5、ermostatBypassSystemHeaterCoreHosesNewWordszigzag[5zi^zAg]v.成Z字形，曲折前进brass[brB:s]n.黄铜，黄铜制品braze[breiz]vt.铜焊monitor[5mCnitE]vt.监控wax[wAks]n.蜡，蜡状物pellet[5pelit]n.小球bypass[5baipB:s]n.旁路；vt.设旁路，迂回version[5vE:FEn]n.形式，种类blower[5blEuE]n.送风机，吹风机duct[dQkt]n.管，输送管appr

6、oximately[EprRksI5mEtlI]adv.近似地，大约tear[tiE]vi.撕破，被撕破routine[ru:5ti:n]n.常规，日常事务，程序spongy[5spQndVi]adj.像海绵的，柔软的mold[mEuld]n.模子，铸型；vt.浇铸，塑造PhrasesandExpressionskeep…from防止…bleedoff放出，排出reservetank膨胀壶fanbelt风扇皮带timingbelt正时皮带centrifugalforce离心力heatercore加热器besubj

7、ectto遭受…callfor要求，请求EXERCISES1.Answerthefollowingquestionsaccordingtothetext(1)Whatisthecoolingsystemtask?(2)Whatkindofcoolingsystemisusedonmostmoderncars?(3)Canyoulistthebasiccomponentsofthecoolingsystem?(4)Whatkeepthefluidcirculatinginthecoolingsystem?(5)Wh

8、yisthecoolingsystemdesignedtobepressurized?(6)Howdoestheradiatorcapmaintainthepressureinthecoolingsystem?(7)Whenwasthereservetankaddedtocoolingsystem?(8)Whatarethetwostrokesinatwo-strokee