A.seal water supply be cut off
B.make-up water supply be cut off
C.oil outlet valve closed or not open sufficiently
D.the flow rate of oil is too much
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A.2
B.4
C.5
D.6
A.activate the driers
B.change color
C.secure the compressor
D.add a predetermined amount of liquid drier
A.stopping the main engine suddenly
B.changing the main engine running direction suddenly
C.the sailing from the shallow water area to the deep water area
D.the ship’s trim too much
A.over heat
B.over speed
C.over pressure
D.over worn
A.increasing the linear velocity of the exhaust gases
B.changing directions of exhaust gas flow
C.decreasing the temperature of the exhaust gases
D.accelerating the exhaust gas through a reduced size orifice
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Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
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（）
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Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
The main purpose of port State control is not to（）
The cetane rating of diesel fuel is an indication of the （）
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