A.slightly acidic
B.slightly alkaline
C.no salty
D.slightly bitter
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A.just
B.nearly
C.merely
D.already
A.stand-by engine
B.full ahead
C.finished with engine
D.full away
A.top
B.middle
C.bottom
D.any of the above
A.compressing
B.interposing
C.imposing
D.pounding
A.has to be handled
B.may be handled
C.has being handled
D.will be handling
最新試題
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
The function of diesel engine piston compression rings is to （）.
Routine monitoring of a diesel engine should include （）.
Proper filtering and straining of fuel oil is important because the （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
To determine if the lube oil filter elements need changing, （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
White smoke exhausting from an operating diesel engine may indicate （）.