2023年4月自考03981汽车专业英语模拟试题及答案1

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2023年4月自考03981汽车专业英语模拟试题及答案1

1、What is the cooling agent in the liquid cooling system?

A.Coolant

B.Air

C. Lubrication

D.Gasoline

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2、What is it ___apparatus that cools the motor?

A.Radiator

B.Thermostat

C. Coolant

D.Pump

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3、Spark timing is so critical to an engine’s performance that most modern cars use a sensor to tell the engine control unit(ECU) __ .
l.

A.the exact temperature of the spark plugs.

B.the exact position of the pistons.

C. the exact location of the coi

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4、When you turn the key to a car, the starter motor will __.

A.send electricity to the spark plugs, then start the ignition system.

B.send electricity to the fuel pump, then force the car to start.

C.spin the engine a few revolutions, then start the combustion process.

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5、The amount of force the clutch can hold depends on the__ between the clutch plate and the flywheel , and how much force the spring puts on the pressure plate.

A.distance

B.friction

C. relationship

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6、A latch mechanism is inserted into the slot in the output shaft in the manual transmission, so as to lock the drive wheels and keep them from turning, thereby preventing the vehicle from rolling. Which gear does the statement indicate?

A.The fifth gear

B.The parking

C. The neutral

D.The reverse

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7、Which of the following is one of the jobs of the differential?

A.To allow the wheels to rotate at exactly the same spee

B.To maintain torque.

C. To aim the engine power at the wheels.

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8、What is the function of a backing plate?

A.To hold the braking system together.

B.To control the flow of brake flui

C.To control the brake pads.

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9、What does MSRP stand for ?

A.Manufacturer suggested rate plan.

B.Manufacturer suggested retail price.

C.Manufacturer suggested ranking place.

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10、What does APR stand for?

A.Annual percentage rate.

B.Average pinciple rate.

C.Annual primary rate.

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11、The __ converts the rotation motion of the steering wheel into the straight-line motion.

A.drag link

B.tie rod

C. Steering knuckle

D. Steering gear

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12、【翻译】大多数活塞由铝铸造而成。通过连杆的作用，活塞把可燃混合气燃烧产生的力传递给曲轴，带动 曲轴旋转。

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13、【翻译】柴油机发动机根据喷油方法不同，活塞头部可以形成全部燃烧室，也可以是燃烧室的一部分．

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14、【翻译】连杆小头与活塞销连接，连接处有像青铜这样软金属制成的衬套，连杆下端连接在曲柄轴径上，称为连杆大头。

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15、【翻译】The cam is an egg-shaped piece of metal on a shaft that rotates in coordination with the crankshaft. The metal shaft, called the camshaft, typically has individual cams for each valve in the engine.

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