A.decrease until the engine speed increases
B.increase as the load increases
C.decrease as the load
D.increases remain unchanged
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A.SOLAS
B.MARPOL
C.STCW
D.Ballast Water convention
A.Lube oil is diluted and its viscosity is reduced
B.Sulfuric acid is formed
C.Bearings become pitted ad immediately fail
D.Valve stems develop sludge deposits
A.excessive surging at governed speed
B.combustion knock under load
C.poor fuel combustion
D.all of the above
The sludge tank installed in the diesel engine room is used to collect（）
Ⅰ.sludge from the fuel oil settling tanks ad centrifuge
Ⅱ.water that has been collected in the settling tank
A.Ⅰonly
B.Ⅱ only
C.bothⅠand Ⅱ
D.neitherⅠor Ⅱ
A.ignition lag
B.engine horsepower
C.lube oil system pressure
D.specific fuel consumption
最新試題
The main purpose of port State control is not to（）
The cetane rating of diesel fuel is an indication of the （）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
（） is not installed on the main switchboar.
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
Using a file without a handle may result in （）
The condensers located in various stages of a flash evaporator are cooled by（）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
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?（）