超星 - 主机运转和故障排除测试 - 查题吧

单选题

In some of the cylinders are not firing, the ones affected may be determined by watching _____________.

A. the exhaust temperature
B. the exhaust pressure
C. the governor
D. the fuel flow meter

单选题

Wear in parts of exhaust valve operation gear will tend to _______ the tappet clearance.

A. increase
B. reduce
C. rise
D. reduction

单选题

Wear in a cylinder liner is usually due to ___________.

A. friction
B. abrasion
C. corrosion
D. all of the others

单选题

The crankshaft should be turned by means of ____ to see that all parts move freely.

A. a steering gear
B. a chain gear
C. a turning gear
D. a sever motor

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