In a simple mechanical governor, the （）.

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

Maximum horsepower of a diesel engine is attained （）.

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

A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.

The main purpose of the piston oil scraper rings is to （）.

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

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

Lube oil cannot be efficiently filtered if its （）.

Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.