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1、Model Two Automotive StructureModel Two Automotive StructureWarm-upSuggestions（建议）（建议）1. Let the students put the names onto the pictures according to the numbers.（让学生根据下面提示写出序号上的汽车名（让学生根据下面提示写出序号上的汽车名称）称）2. Ask the students to read the names loudly and try to remember them.（让学生大声读名称努力记忆）（让学生大声读名称努力
2、记忆）1. engine room发动发动机机舱舱 6. trunk room行李箱行李箱 11. engine发动发动机机 16. front suspension前前悬悬架架2. front bumper 前保前保险险杠杠 7. fuel tank燃油箱燃油箱 12. air cleaner空气空气滤滤清器清器 17. shift lever换挡换挡杆杆3. wiper刮水器刮水器 8. spare tire备备胎胎 13. carburetor化油器化油器 18. gear box变变速器速器4. sun roof 活活动车顶动车顶 9. muffler消声器消声器 14. batter
3、y 蓄蓄电电池池 19. rear suspension后后悬悬架架 5. car heater汽汽车车暖暖风风 10. rear bumper后保后保险险杠杠 15. radiator散散热热器器Passage learning（课文学习）（课文学习）Automotive Structure 汽车结构汽车结构 An automobile has many different kinds of parts. Here we introduce five major components: the engine, the drive-train , suspension, the car bod
4、y and the electrical system.Engine The engine is called the power unit and it is the source of power that makes the car move. It includes engine management, crankshaft assembly, engine lubrication, engine cooling, exhaust system and air system.Drive-train The drive-train is a very important part of
5、the vehicle. It is the power transfer assembly. It transfers the power from engine into wheels. It has clutch system, gearbox, propeller shafts, and final- drive unit. Suspension The suspension is the under portion of an automobile. Its the frame of the vehicle and supports all of the major parts. I
6、t has two parts: front suspension and rear suspension. It contains brakes, wheels, and tires.Body It is the support and load-bearing structure. The car body can protect the engine, the driver, the passengers and goods. There are windows, doors, hood, side- impact protection and frame.The electrical
7、system The electrical system supplies electricity for many parts , such as the lighting system and ignition system, data-transmission system, and the comfort and convenience system . These five parts are closely related to one another. When something unusual happens, you should check the parts caref
8、ully to find out where the trouble comes from and take some measures to solve it.New words and expressions（生词和词组）（生词和词组）component n. 元件，部件元件，部件 support v. 支持支持major adj. 主要的主要的 source n. 来源来源structure n. 构造，结构构造，结构 passenger n. 乘客乘客frame n. 车架车架 subsystem n. 子系统子系统hood n. 车篷车篷 supply v. 装备装备electric
9、al system n. 电器系统电器系统 check v. 检查检查engine management n. 发动机控制发动机控制 exhaust v. n. 消耗排气消耗排气the starting system n. 启动系统启动系统 propeller shafts n. 传动轴传动轴crankshaft assembly n. 曲轴装置曲轴装置 suspension n. 悬架悬架 lubrication n. 润滑润滑 side- impact protection n. 侧面碰撞防护侧面碰撞防护ignition n. 点火点火 data-transmission n. 数据传输数
10、据传输comfort n. 舒适舒适 convenience n. 方便方便Reading comprehension（补充阅读）（补充阅读）Components The automobile can be divided into several major sections: the body , the chassis , the drive train. The body consists of the passenger compartments , the trunk , hood , fenders , grille , and all the external metal an
11、d plastic parts. The body may be mounted on separate frame , or it may be a unitized body which has reinforced frame sections as part of the body. The chassis consists of the frame, suspension, steering and wheels. The drive train consists of the engine, transmission, drive line and drive axles. The
12、 drive train is also known as the power train.New words and expressions（生词和词组）（生词和词组）divided into v. 把把分为分为 drive train n. 驱动链驱动链passenger n. 乘客乘客 compartment n. 车厢车厢external adj. 外部的外部的 plastic n. 塑料塑料 adj. 塑料的塑料的mount v. 安装，装置安装，装置 unitized adj. 组合的，整体式的组合的，整体式的reinforce v. 加厚加厚 suspension n. 悬架悬架transmission n. 变速器变速器 drive line n. 驱动线驱动线
