A.cleaning fuel oil, lubricating oil and seawater filter
B.reducing fuel feeding of the main engine appropriately or reducing the pitch angle of propeller
C.using low sea chest
D.closing the skylight and the ventilation opening, which doesn’t affect the normal work of equipments
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A.navigating with a low diesel engine speed
B.navigating with a stable diesel engine speed
C.increasing the efficiency of propeller
D.increasing fuel injection
A.prevent the diesel engine surging
B.prevent governor from being damaged because of swing
C.reduce the probability of the crank shaft being torsional vibrated and resonated
D.prevent the main engine being overload or overspeed
A.the power of main engine will be reduced
B.exhaust temperature will be increased
C.the speed of the ship will be reduced
D.the propulsion characteristic of propeller will keep unchanged
A.reduce fuel feeding
B.increase fuel feeding
C.keep original fuel feeding
D.be overspeed
A.overspeed；overload
B.overload；overspeed
C.over torque；overspeed
D.low mechanical efficiency；overload
最新試題
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
The condensers located in various stages of a flash evaporator are cooled by（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）