汽车专业英语题库

2013-2014-2汽车专业英语题库

一、单选题

1.What do almost all cars use to convert gasoline into motion? D

A. one-stroke combustion cycle

B. two-stroke combustion cycle

C. three-stroke combustion cycle

D. four-stroke combustion cycle 2. A car engine ’s job is to B .

A. convert fuel into heart

B. convert fuel into motion

C. convert fuel into exhaust

3. A car uses a four-stroke engine. The four strokes are A . A. intake, compression, ignition and exhaust B. injection, rotation, ignition and exhaust C. injection, carburetion, rotation and exhaust

4.With the A at the bottom of the cylinder, the exhaust valve opens to allow the burned exhaust gas to be expelled to the exhaust system.

A. piston

B. valve

C. camshaft

D.crankshaft

5.According to the method of ignition of the air-fuel mixture, engines are divided 系部： 班级： 学号： 姓名：

into B .

A. gas engine and steam engine

B. gasoline engine and diesel engine

C. external combustion engine and compression ignition engine

D. internal combustion engine and diesel engine

6.What is the core of a car’s engine? A

A. The cylinder

B. The spark plug

C. Windshield-washer fluid

D.Exhaust

7.Which statement about cylinder head is fault? B

A. The cylinder head is bolted to a very flat surface above the cylinder portion of the block.

B. The cylinder head is cast into one piece from iron only.

C. The cylinder head forms the upper portion of the combustion chamber.

D. The cylinder head is used to hold the valves, and it has ports to allow air, fuel and exhaust to move through the engine.

8. The crankshaft and connecting rod converts A energy into energy used to drive the vehicle.

A. thermal, mechanical

B. mechanical, thermal

C. kinetic, mechanical

D. mechanical, kinetic

9. What causes a car to burn and lose oil? D

A. Lack of gas

B. Radiator trouble

C. A failing exhaust system

D. An old engine with piston rings that no longer seal the cylinder and piston properly.

10.What is the heart of the lubrication system, which is located in the oil pan on the bottom of the engine? And it pulls oil up from the oil pan and makes the engine oil circulate through the engine. C

A. Screened intake

B. oil filter

C. oil pump

D.oil pressure relief valve

11.Which statement about the Lubrication oil is fault? C

A. The oil forms a film on the metal surface and prevents a metal to metal contact.

B. The oil absorbs and carries the heat away from the engine components.

C. The oil washes off dirt away from the engine parts through its chemistry.

D.The oil forms a good seal between piston rings and cylinder walls.

12.What is the cooling agent in the liquid cooling system? A

A. Coolant

B. Air

C. Lubrication

D.Gasoline