A.The driven gear
B.The drive
C.The grease
D.The lubricating oil
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A.Distilled
B.Distilling
C.Boiling
D.Boiled
A.Between；more commonly
B.Among；the most commonly
C.Between；not more commonly
D.Among；not the most commonly
A.Except for
B.Beside
C.Except
D.In addition to
A.An air pump
B.A compressor
C.A fuel pump
D.A priming
A.The detergency；the alkalinity
B.The alkalinity；the detergency
C.The inhabitant；the water
D.The additives；the distilled water
最新試題
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
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 （）.
Lube oil cannot be efficiently filtered if its （）.
White smoke exhausting from an operating diesel engine may indicate （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
A thrust bearing is used with a propulsion diesel engine to （）.
In a simple mechanical governor, the （）.