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

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

Lube oil cannot be efficiently filtered if its （）.

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

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

Diesel engine control can be obtained by the bridge （）.

What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）

Routine monitoring of a diesel engine should include （）.

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

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