A.inside；associated
B.inside；not associated
C.outside；associated
D.outside；not associated
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A.fuel-air ratio
B.compression ratio
C.fuel rack
D.viscosity index
A.boiler
B.main engine
C.auxiliary engine
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A.flash；fresh air
B.wash；fresh water
C.flush；compressed air
D.rush；diesel oil
A.has learnt
B.have learnt
C.learn
D.are learning
A.the second engineer had got into the engine room
B.the second engineer got into the engine room
C.has the second engineer got into the engine room
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最新試題
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
（） is not installed on the main switchboar.
If separating effect is not good, which measure should be taken （）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Cold weather starting of a diesel engine may be made easier by（）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）