A.stand by
B.stand for
C.stood by
D.stood for
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A.to pay attention
B.paying attention
C.pay attention
D.your paying attention
A.operated
B.made
C.run
D.done
A.which
B.what
C.that
D.whose
A.in the case
B.in any case
C.in no case
D.in case
A.come from
B.come in
C.come out
D.come up
最新試題
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
Using a file without a handle may result in （）
Which of the following items don’t belong to dock repair works?（）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）
The shipboard oil pollution emergency plan will be invalid after （）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.