大学英语综合课程book4,B4-Unit 2 Smart Cars(1).ppt

Unit 2 Smart Cars Unit 2 Smart Cars 智能汽车智能汽车Contents1. Warming Up Activities2. Text Organization3. Global AnalysisWarming Up: Types of AutomobileWarming Up: Types of Automobilev Automobile (美)各种机动车总称 v Car (英)尤指小轿车 (美)小轿车，四轮马车 v Convertible 敞篷双门轿跑车 v Sports Coupe 硬顶跑车v Off-road vehicle 越野车Types of AutomobileTypes of AutomobilevClassical car 老爷车 vMPV-Multi-Purpose Vehicle多功能车 vRecreational Car房车Lead-in Activity§ Can you name some famous cars ?Rolls and Royce 劳斯莱斯Toyotav Toyota is a world famous brand of cars. The company is in Japan.Mercedes-Benzv This brand has stood for more than 100 years. It is a German company.v General Motors (GM) has steered around competitors to remain the world's #1 maker of cars and trucks, with brands such as Buick, Cadillac, Chevrolet, GMC, Pontiac, Saab, Saturn, and Oldsmobile (which is being discontinued). General Motors悍马DiscussionvWhat functions do you think a car should have? Discuss and list? v1.Promote people’s mobility, bringing us convenience. v2.Improve working efficiency, saving us plenty of time. v3. Symbol of social status, enriching our life.Words about Carsnumber plateheadlight sidelight indicator lighttiredoordoor handlewing mirror/rear view mirrorhoodtrunkrear lightwindshieldwindshield wiperroofText OrganizationPart 1Part 1New technology will have a dramatic impact on cars and highways in the 21st century.Part 2Part 2With the aid of advanced technology, smart cars will be so designed that they can help eliminate traffic accidents, determine their own precise locations and warn of traffic jams.Part 3Part 3 GPS and “telematics” will make it possible to build smart highways, which will benefit us in more than one way.Functions of the textFunctions of the textvv New Functions brought by Advanced technology New Functions brought by Advanced technology eliminate traffic eliminate traffic accidentsaccidentswarn of traffic warn of traffic jamsjamsdetermine car’s determine car’s precise locationsprecise locationsParas 4-6Paras 4-6• • drunk electronic sensorsdrunk electronic sensors• • driving warning radars driving warning radars• • sleepy driving monitoring camera sleepy driving monitoring camera Paras 7Paras 7Paras 8-9Paras 8-9• • time taken for signal from time taken for signal from satellite to arrivesatellite to arrive• • rotations in the steering wheel rotations in the steering wheel and position on mapand position on map• • sensors in cars tuned to radio sensors in cars tuned to radio signals from Navstar for traffic jamssignals from Navstar for traffic jamsWhat are the features of the future cars?I. They can see, hear, feel, smell, talk and actThe key to tomorrow’s smart cars will be sensors.Sensor’s ApplicationsII. Eliminate most car accidents 减少交通事故Car accidents are the most threatening disaster in our daily life.Statistics of Car Accidents 2009年河南发生道路交通事故8587起，造成1997人 死亡，10159人受伤，直接经济损失达3302.88万元III. Avoid being stolen by thieves 防盗Avoiding being stolen by thieves via specially mounted sensor monitoring the car’s premises.IV. Monitor driving conditions 评估驾驶v The Smart car can monitor your driving and help you make wise decision.V. Locate one’s position and warn of jam1.measure distances 2.design the best lineGlobal Positioning System (GPS)GPS is a satellite-based navigation system made up of a network of 24 satellites placed into orbit (轨道 )by the U.S. Department of Defense (国防部). GPS was originally intended for military applications, but in the 1980s, the government made the system available for civilian use (民用). GPS works in any weather conditions, anywhere in the world, 24 hours a day. GPS’s Development 发展历史1Department of Defense ( 国防部). 3Flexible usage2civilian use ( 民用)GPS Satellite24 satellites in 6 orbital planes; 4 satellites in each plane平面How GPS system functionsTransmitting routeGPS Navigation (导航)Useful Expression计算机革命 the computer revolution制造业 manufacturing industry长途司机 long-distance driver被严重低估 be grossly underestimated威胁生命的重大隐患 life-threatening hazard解决问题 cure the problem积极的影响 a positive impact与无线电信号调谐be tuned to radio signals在任何一个特定时间 at any given time量子理论法则 the laws of the quantum theory 精确的频率 precise frequency发出无线电信号 send out a radio signal导航能力 navigational capability手杖 walking sticks遥控 remote control潜在的应用 potential use / application完全控制 take complete control of被编成组 be bunched into groups一齐行驶 travel in unison对环保有利 environmental boon Homework1. Review what are the new functions of the smart cars in the future.2. In the case of fuel shortage, air pollution and traffic congestion, what are your creative idea about tackling these tough problems? You are required to write down an essay about that.。