A.atmosphere
B.the fresh water
C.compressed air
D.chemical compounds
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A.fuel treatment
B.fuel combustion
C.fuel injection
D.fuel separating
A.bottle
B.injector
C.piston
D.barrel
A.a separate motor
B.a cam
C.a generator
D.a chain
A.has begun
B.takes place
C.occurs
D.happens
A.the cylinder head
B.the cross-head
C.the moving piston
D.the stationary piston
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Maximum horsepower of a diesel engine is attained （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Routine monitoring of a diesel engine should include （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
An automated diesel engine should normally shut down due to （）
Proper filtering and straining of fuel oil is important because the （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
The highest pressure in a diesel engine cylinder normally occurs （）.