A.Speed limiting governorB.Over-speed governorC.Over-sp……

单项选择题Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）

A.Sensitivity
B.Power
C.Speed droop
D.Compensation

单项选择题Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）

A.double bottom fuel oil tank temperature
B.heater supply steam flow
C.pressure of the fuel supplied to the burners
D.attemperator steam flow in the heater discharge circuit

单项选择题“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）

A.substandard ship
B.standard ship
C.over-standard ship
D.reference ship

单项选择题Using a file without a handle may result in （）

A.your work becoming rounded
B.injury to your hand
C.overheating of the file
D.pinning

单项选择题The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）

A.for atomizing
B.for centrifuging
C.in a storage tank
D.in the re-circulating line