A.oily water separator
B.sewage treatment plant
C.fuel oil separator
D.incinerator
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A.residual magnetism
B.voltage regulator
C.electrical current for excitation
D.the other running generator
A.the armature terminals of the motor should be connected in star formation when voltage of power supply is 380
B.the armature terminals of the motor should be connected in star formation when voltage of power supply is 220
C.both A and B are correct
D.the armature terminals of the motor should be connected in reverse ways of A and B
A.2
B.4
C.6
D.8
A.in such cases, the air supply is no longer optimal, the thermal load will be higher
B.governor hunting will occur
C.torsional vibrations as other mechanical vibrations may occur
D.all of the above are correct
A few spots of turbocharger can be caused by（）
①crash stop of engine
② rapid increased of engine speed
A.①only is correct
B.②only is correct
C.both ① and ②are correct
D.neither ① or ② correct
最新試題
The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
If separating effect is not good, which measure should be taken （）
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）
Using a file without a handle may result in （）
Cold weather starting of a diesel engine may be made easier by（）
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
The cetane rating of diesel fuel is an indication of the （）