第一单元轿车简述
Exercise 1
1. F
2. F
3. T
4. T
5. T.
Exercise 2
1.小旅行车
2. original cost
3. 中型轿车
4. gas mileage
5. 维修费用
6. maintenance access
7. 四门轿车
Exercise 3
1. financial
2. compact
3. wheelbase
4. approximately
5. back seats
6. crash-protection
7. economy-minded
8. trade-off
9. trunk 10. powerful
Exercise 4
1. have been developed into many different body styles befitting their varied uses.
2. provide the best handling and easiest maneuvering and parking
3. usually have 4-cylinder engine
4. superior to the full-size models
5. vary from region to region
Exercise 5
2.上止点
3.每分钟转数
5. 双顶置凸轮
6. 下止点
Exercise 6
1. D
2. F
3. A
4. G
5. I
6. B
7. H
8. K
9. C
10. M 11. E 12. N 13. J 14. O 15. L
Exercise 7
1. C
2. E
3. A
4. J
5. B
6. H
7. D
8. F
9. G 10. I
Exercise 8
1. high
2. transmission
3. idle speed
4. out of adjustment
Exercise 1
1. T
2. T
3. F单顶置凸轮轴
4. F
5. F
Exercise 2
1.内燃机
2. ignition coil
3. 做功冲程
4. intake and exhaust valve
5. 气门座
6. air-fuel mixture
7. 气缸体
8. compression stroke
9. 活塞环10. insulated wire
Exercise 3
1. engine
2. Cylinder heads
3. Crankshaft
4. fuel
5. the combustion
6. An engine block
7. wheel
8. Piston
9. automobile 10. flywheel
Exercise 4
1. supply power for an automobile
2. is the most complicated
3. is the fastest developing industry
4. the engine burns the fuel within the cylinders
5. the first person to successfully build the type of engine
Exercise 5
1.代用燃料汽车
2.高科技汽车
3.混和动力电动车
4. 在节气门上方
5. 发动机控制系
6. 发动机控制模块
Exercise 6
1. C
2. E
3. I
4. A
5. H
6. J
7. B
8. G
9. D 10. F 11. L 12.K
Exercise 7
1. D
2. G
3. A
4. J
5. B
6. H
7. C
8. F
9. E 10. I
Exercise 8
1.D
2. A
3. F
4. H
5. B
6. I
7. G
8. C
9. E
第三单元润滑和冷却系统
Exercise 1
1. F
2. T
3. F
4. F
5. T
Exercise 2
1. 润滑系统
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