A.Class A
B.Class B
C.Class C
D.B+C
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最新試題
The cetane rating of diesel fuel is an indication of the （）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
Cold weather starting of a diesel engine may be made easier by（）
The treatment of the fuel oils involves storage, heating, filtering and（）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
Using a file without a handle may result in （）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.