What is the function of the thrust bearing?（）

The ability of the governor to prevent fluctuations in engine speed is termed （）.

Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）

Routine monitoring of a diesel engine should include （）.

If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.

When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.

In a simple mechanical governor, the （）.

If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.

In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.

Combustion knock occurring in a diesel engine can be caused by （）.