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
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
The main purpose of port State control is not to（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
The treatment of the fuel oils involves storage, heating, filtering and（）
The shipboard oil pollution emergency plan will be invalid after （）
The ISPS Code consists of a mandatory section-Part A, which shows（）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）