A.because
B.thanks to
C.dues to
D.owing to
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A.because
B.since
C.due to
D.owing to
A.when
B.how
C.where
D.whether
A.slow-speed diesel
B.medium-speed diesel
C.high-speed diesel
D.constant-speed diesel
A.injector
B.compressor
C.diffuser
D.siphon
A.Should knocking occur
B.If knocking occur
C.Should if knocking occurs
D.If occur knocking
最新試題
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
The cetane rating of diesel fuel is an indication of the （）
（） is not installed on the main switchboar.
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?（）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
The main purpose of port State control is not to（）
Cold weather starting of a diesel engine may be made easier by（）
If separating effect is not good, which measure should be taken （）