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ID:52134382
大小:1.07 MB
页数:14页
时间:2020-04-01
《立体快巴(英语课堂展示).ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Three-dimensionalfastbusNarrator:QidiZhuNewwordsaccelerateoccupationthree-dimensionaltunnellanenon-interferingmileagelaytracksinnovationfeasibilityvehiclenetizen加速职业、占有立体的隧道车道互不干扰的英里数铺设轨道创新可行性网民车辆1.IntroductionTheincreasinglyacceleratednumberofprivatecarsinourcoun
2、trymakestheroadsmoreandmorecrowded.Point1:developtheroadsystemmoreandbroad.LimitedPoint2:researchanddevelopnewcarLessoccupationofland.Difficultandimaginative,buteffectiveTherearetwomajorsolutionstoremitthischallenge.Three-dimensionalfastcaremerges.2.DesignCarsgeti
3、ntothestomachofthefastbus.Thefastbusrunasthemovingtunnelontheroadandsmallcarsaredriventhroughthetwolowerlane,non-interfering.3.CostThecostperkilometerisabout50millionYuan,90%lowercomparedtosubway,andthefastbuscanbebuilt40kilometersayear,whilethesubwaybuiltthesamem
4、ileageneeds3years.4.Questions2.Doyouthinktheconceptionofthree-dimentionalfastbuscanbeputintopractice?Why?1.Whatadvantagesandproblemsdoesthefastcarhave?5.Advantages1.Withouttakingthenewroadresources2.Lowercostandfasterbuilding3.Moreflexiblethansubwayandlightrail6.T
5、heproblem1.Howtoensuredrivingsafety2.Howtoturning3.Howtolaytracks4.HowtoescapeforpassengerSafetyperformancehasbeenrecognized.Theinventionalsoboardsthecoverof“NewYorkTimes”onAugust18and thenetizensofU.Sexclaim:“TheinnovationcapacityofUnitedStatesdeclineandhasbeen'b
6、eaten‘byChina.”7.PutintopracticeRecently,thefeasibilityandsafetyissuesaboutvehicledesign,performanceandroadsettingshavebeenpassedbytheprofessionalprojectteamofShanghaiJiaotongUniversity.Attheendofnextyear,thefastbuswilldobusin-essforpassengertransportinMentougou,B
7、eijing.Finally,let’shaveacomprehensiveunderstandingaboutthefastcar!Thankyou!
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