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

Lube oil cannot be efficiently filtered if its （）.

Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.

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

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

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

A diesel engine piston ring face is in direct contact with the （）.

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

Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.

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?（）