A.sine
B.cosine
C.tangent
D.cotangent
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A.one
B.less than one
C.more than one
D.negative one
A.is small
B.may be neglected
C.is useful
D.is considerable
A.remained
B.still
C.no longer
D.much mere
A.Desired value
B.Set value
C.Measured value
D.Deviation
A.Accommodation heating system
B.Steering gear
C.Boiler control
D.Cargo control
最新試題
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
Using a file without a handle may result in （）
The treatment of the fuel oils involves storage, heating, filtering and（）
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?（）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.