A.Water energy
B.Electrical energy
C.Chemical energy
D.Heat energy
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A.Constant inspection
B.Keeping constant load
C.Remaining constant temperature
D.varying speed
A.The crankshaft
B.The crankcase
C.The guide-ways
D.The frames
A.Grooves
B.Recesses
C.Ridges
D.Nips
A.Diffusers
B.Compressors
C.Steam boilers
D.Soot blowers
A.Pneumatic pipes
B.Hydraulic pipes
C.Telescopic pipes
D.Operating gas pipes
最新試題
To determine if the lube oil filter elements need changing, （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
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 （）.
Routine monitoring of a diesel engine should include （）.
What is the function of the thrust bearing?（）
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
White smoke exhausting from an operating diesel engine may indicate （）.
A thrust bearing is used with a propulsion diesel engine to （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
In using reduction gears to obtain efficient propeller speeds, （）.