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

Lube oil cannot be efficiently filtered if its （）.

In using reduction gears to obtain efficient propeller speeds, （）.

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

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

For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.

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

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?（）

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

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