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TestIII.TranslatethefollowingitemsintoChinese(20%).1．construction2．charge3．project4．subway5．direction6．swipe7．stripe8．coin-return9．broadcast10．breakings11．fasten12．seatbelt13．assistant14．slippery15．identitycard16．refund17．electronically18．purchase19．luggage20．lockerII.Brieflyanswerthefollowingquestions(20%).1．Couldyousaysomethingaboutredroadsignal?2．CouldyousaysomethingaboutMorseCode?3．HowdoyouunderstandChineseTrainControlSystem?4．WhatisAutomaticTrainProtection(ATP)system?5．Whatkindsofrailroadvehiclesdoyouknow?III.Choosethebestwordstocompletethefollowingsentences(20%).implementation,collision,observe,brake,monorail,SPAD,beacon,junction,restriction,maintenance（1）Therunningprocessofatrainistheprocessoftheequipmentinthetrain.（2）TAPisasystemtopreventtheofthetrains.（3）Theabbreviationofissignalpassedatdanger.（4）Atrainmustrunwithinitsspeed.（5）arethesymbolsinthesea.（6）Trainsshouldruncarefullywhentheyareinthe.（7）Thedriverinatrainshouldthesignalseveryminute.（8）Whenthereisaridlight,thedriversshouldtheirtrains.(9)isarailwaysysteminwhichtrainstravelalongatrackconsistingofasinglerail,usuallyoneplacedhighabovetheground.（10）Railroadisveryimportanttothesustainableoperationofrailwaytransport.IV.TranslatethefollowingtextintoChinese(20%).1.Does12306.cnontheInternethaveunrestrictedticketbusinessprocessingtime?Pleasedonotdothebusinesssuchastohandle,change,orrefundyourticketbythesiteof12306.cnlaterthan30minutesbeforethetrainisleaving;Oryoucandothebusinesswithin30minutesbeforeunderthehelpofastaffattheticketwindow.Inthe12306.cnwebsite,forchangeofdestinationstationservice,pleasedonotbelaterthan48hoursbeforethetrainisleaving.2.Railtransportisameansofconveyanceofpassengersandgoodsonwheeledvehiclesrunningonrails,alsoknownastracks.Incontrasttoroadtransport,wherevehiclesrunonapreparedflatsurface,railvehiclesareguidedbythetracksonwhichtheyrun.Railroadsystemsarecomplicated,mainlyconsistingofnineparts,andtheyareelectricalcircuits,railwaytracks,railwaystations,electricitysupply,communications,signals,vehicles,railwaycontrol,andmaintenance.V.Answerthefollowingquestionsindetails(20%).1.Illustratethecomponentsofarailsystem.2.Fromyourperspective,talkaboutthefutureofrailroadtraffic.AnswerstoTestIII.TranslatethefollowingitemsintoChinese(20%).1．建设2．收费3．项目，工程4．地铁5．方向6．划（卡）7．条，长条8．找零处9．广播10．刹车11．系紧12．安全带13．乘务员14．（道路）滑的15．身份证16．退款17．电子的18．购买19．行李20．寄存箱II.Brieflyanswerthefollowingquestions(20%).1．Aredpermissivesignalmeansstopandproceed.Afterstoppingthetraincanproceedatrestrictedspeeduntilamorefavorablesignalisreached.Butaredabsolutesignalmeansstop-andstaystopped.Theonlywaytopassaredabsolutesignaliswiththedispatcher'sverbalpermissionor,inrarecircumstances,undertheprotectionofaflagman.2．MorseCodeisalsocalledaswirelesstelegraphy.ItwasinventedbyGuglielmoMarconiin1895.SomepeoplebelievethattheMorseCodeistheearliestbroadcastingcommunicatingsignalusedinthetrain.3．TheChineseTrainControlSystemisatraincontrolsystemusedonrailwaylinesinPeople'sRepublicofChina.CTCSissimilartotheEuropeanTrainControlSystem(ETCS).Ithastwosubsystems:groundsubsystemandonboardsubsystem.Thegroundsubsystemmaybasedonbalise,trackcircuit,radiocommunicationnetwork(GSM-R),andRadioBlockCenter(RBC).Theonboardsubsystemincludesonboardcomputerandcommunicationmodule.4．ATPcanalsorefertoautomatictrainprotectionsystemsingeneral,asimplementedinotherpartsofEuropeandelsewhere.AutomaticTrainProtection(ATP)meanseitheroftwoimplementationsofatrainprotectionsysteminstalledinsometrainsinordertohelppreventcollisionsthroughadriver'sfailuretoobserveasignalorspeedrestriction.5．Therearemanykindsofrailroadvehicles,andtrainsareonlyoneofthesekinds.High-speedrails,monorails,lightrails,maglevtrainsandmetrosareallrailroadvehicles.IV.TranslatethefollowingtextintoChinese(20%).1.12306.cn网站互联网购票业务办理时间有无限制？在12306.cn网站办理购票、改签、退票等业务，请不晚于开车前30分钟；在开车前30分钟之内的，请到车站售票窗口办理。在12306.cn网站，办理“变更到站”业务时，请不晚于开车前48小时。2.铁路运输是轮式车辆在轨道上运送乘客和货物的手段，也被称为轨道运行的运输。相对于公路运输，即车辆在准备好的平面上运行，铁路车辆是由它们所运行的轨道引导。铁路系统是复杂的，主要是由九个部分组成，它们是电路、铁路轨道、车站、供电、通信、信号、车辆、铁路控制、和维护。V.Answerthefollowingquestionsindetails(20%).1.Illustratethecomponentsofarailsystem.Answer:Railroadsystemsarecomplicated,mainlyconsistingofnineparts,andtheyareelectricalcircuits,railwaytracks,railwaystations,electricitysupply,communications,signals,vehicles,railwaycontrol,andmaintenance.Electricalcircuitssupplyelectricpowertorailwaytrains,metros,tramsandsoon.However,asthedevelopmentofscienceandtechnology,avarietyofelectrificationsystemshaveappearedintherailwayrunning.Railwaytracksandstationsrefertotheoutsideandgroundconstructionsofrailways.Theconstructionofrailwaytracksandstationsisoftendifficultandcontainshardwork,whichalsoincludesthedesignoftheconstructionandthelayingoftheelectricalcircuits.Therearemanykindsofrailroadvehicles,andtrainsareonlyoneofthesekinds.High-speedrails,monorails,lightrails,maglevtrainsandmetrosareallrailroadvehicles.Ifarailwayserviceistobereliable,theequipmentmustbekeptingoodworkingorderandregularmaintenanceistheessentialingredienttoachievethis.Arailwaywillnotsurviveforlongasaviabl