汽车专业英语习题集汇编

练习题一

一、单词互译 (每空1 分，共 20 分)

A英译汉共10题每题一分

1、Automobile

2、Classification

3、Combustion

4、Chamber

5、Circulate

6、Crankshaft

7、Antifreeze

8、Carburetor

9、Mechanics

10、Air–fuel mixture

B 汉译英共10 题每题一分

1、连杆n.

2 、点燃n.

3 、简洁地adv.

4 、（使）旋转v.

5 、发动机n.

6 、要求v.

7 、输送v.

8 、活塞n.

9 、系统n.

10、气缸n.

二、词汇和语法（每小题1分，共20分）

1、The ______ of piston movement is called TDC (top dead center).

A、upper limit

B、lower limit

C、limit

2、The ______ of piston movement is called BDC (bottom dead center).

A、lower limit

B、upper limit

C、limit

3、A _____ is piston movement from TDC to BDC or from BDC to TDC.

A、stroke

B、stage

C、state

4、The _____ is rotated as the piston is pushed down by the pressure above it.

A、crankshaft

B、crankpin

C、break

5、The actions ______ can be divided into four stages, or strokes.

A、taken place in the engine cylinder

B、taking place in the engine cylinder

C、take place in the engine cylinder

6、In other words, the piston completes a stroke _____ it charges its direction of motion.

A、every time

B、each time

C、each times

7、”Stroke” ______ piston movement.

A、refer to

B、refers to

C、prefer to

8、A stroke occurs _______ the piston moves from one limiting position to the other.

A、while

B、when

C、which

9、By the time the piston reaches TDC, the mixture ________ to as little as one-tenth of its original

volume, or over less.

A、had been compressed

B、has been compressed

C、compressed

10、When the air-fuel mixture is compressed, ________ does the pressure in the cylinder go up, ______

the temperature of the mixture_______ increases.

A、not only…but also

B、not only…but and

C、not…but

11、The cylinder pressure ________ as much as 3-5 Mpa or even more.

A、go up

B、increases

C、add

12. But as the higher pressures is called upon to withstand very much greater stresses

higher pressures in cylinders.

A. because

B. because of

C. due to

13. The diesel engine is more efficient, because it higher compression ratio.

A. have

B. has

C. had

14. This advantage prevents the diesel engine replacing the gasoline engine in some automobiles

and airplanes.

A. to

B. for

C. from

15. In any internal combustion engine burning fuel heats air consequently.

A. which

B. that

C. when

16. We all know that diesel engines ( ) work in the same way as gasoline engine do.