汽车实用英语B卷2讲课教案

汽车实用英语B卷2

汽车实用英语（一）B卷

一、词汇题 (根据单词后的中文意思填1个字母补全单词，每空0.5分，共5分）

1．Passen ger compartment 乘客舱

2. Sed an 私家轿车

3．Cha rging circuit 充电电路

4．Solenoid v a lve 电磁阀

5. heater co r e 暖风机芯

6. Cas ter 主销倾角

7．Bat tery 蓄电池

8．Filte r 滤清器

9．Univer sal Joint 万向节

10．brake cali per 制动钳

二、填空题。（每空1分，共20分）

1. Clearance volume: the volume of the space above the piston when it is at .

2. Compression ratio=(Swept vol+Clearance vol)/

3.The parts of the power train

are 、、、、、、、 .

4．The major parts of engine are 、、、

、 and .

5.The four-stroke cycle of operations is spread over piston strokes. To complete the full cycle it takes revolutions of the crankshaft .

6.The piston pin holds together the piston and .

7.The flywheel is made from carbon steel. It fits onto the of the crankshaft.

三、填空题（将列出的零件序号填在图中对应的线旁，每空0.5分，共5.5分）

(1) intake port (2) cam

(3) intake valve (4) connecting rod

(5) piston (6) combustion chamber

(7) engine block (8) cylinder head

(9) exhaust port (10) exhaust valve (11) spark plug

四、词语翻译题（英译汉，每空2分，共22分）

1 MPV :多用途车辆

2．Crankcase：曲轴箱

3．OHC：凸轮轴

4．Valve Clearance：汽门间隙

5．GDI：汽油直喷

6. In-line Fuel Injection Pump：直列式燃油喷射泵

7．Wheel-speed sensor：速度传感器

8．EHB：电子液压制动装置

9. Alternator：交流发电机

10.EPAS (EPS) ：电动助力转向系统

11. Gas (Pneumatic) Suspension：空气悬架

五、完形填空题（每空0.5分，共7分）

1．To coordinate the four-stroke cycle, a group of parts called the valve train and

the valves (moves them down and up, respectively). These movements must take place at exactly the right moments. The opening of each valve is controlled by a

.

2. A engine has no distributor, ,or spark plug wires.

3. The characteristics of the minimum-maximum-speed governor show that the governor operates only at idle speed and when the engine has reached its

speed. In the range between these two speeds, engine torque is determined only by the position of the .

4. The power train includes clutch、、、universal joints、

、、half shaft and drive wheel.

5. There are two types of transmission----- and .

六、阅读理解题 (请认真阅读以下短文，选择正确的答案。每空1.5分，共

7.5分）

Rack-and-pinion steering is used on many new smaller cars and on most cars with a transverse engine. This steering gear is small and lightweight. It provides good steering with minimum driver effort. Also, rack-and-pinion steering needs fewer parts in the steering gear and linkage. Thus, it is easy to service. Rack-and-pinion steering gives more feedback and road feel to the driver.

The rack-and-pinion system has two main parts-the pinion and the rack. The pinion is on the end of the steering column. The steering wheel turns the pinion. The rack is a long, flat bar with teeth on one side. The rack teeth mesh with the teeth on