Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.

The highest pressure in a diesel engine cylinder normally occurs （）.

Proper filtering and straining of fuel oil is important because the （）.

When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）

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

If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.

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

The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.

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

How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）