A.changed accordingly
B.unchanged
C.positioned ahead
D.positioned astern
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A.tank level
B.Various filters
C.Drains
D.seawater temperature
A.hot air
B.hot boiler water
C.cylinder water
D.hot seawater
A.the inlet port is opened by the up coming piston； the port is closed by the down going
B.the inlet valve is opened by the down going piston；the inlet valve is closed
C.the inlet port is opened by the down going piston；the port is closed by the up coming
D.the inlet valve is opened
A.inevitable
B.harmful
C.helpful
D.unacceptable
A.increase in temperature
B.lose its energy partly
C.expand and do work
D.begin to be compressed
最新試題
If separating effect is not good, which measure should be taken （）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
（） is not installed on the main switchboar.
The shipboard oil pollution emergency plan will be invalid after （）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.