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

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

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

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

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

Routine monitoring of a diesel engine should include （）.

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

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

White smoke exhausting from an operating diesel engine may indicate （）.

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