A.lowering brine discharge density B.decreasing the absolute pressure of each stage C.increasing the saltwater feed heater temperature D.increasing the pressure at the spray pipe
A.vibration B.watertight integrity C.speed droop D.reactive power
A.early fuel injection timing B.leaking valves C.a continuously open scavenge air port D.low cooling water temperature
A.back of the vessel B.the middle portion of a ship C.a backward movement of a vessel D.across the ship, at right angles to the fore-and-aft centerline
A.droop B.drop C.dip D.regulation
A.Voltage B.Current C.Resistance D.Inductance
A.hunting gear B.cut-off level C.servo-motor D.swivel block
A.overspeed；overload B.overload；overspeed C.over mechanical load；over thermal load D.over torque；overspeed
A.starting the fire pumps B.checking firemans outfits and other personnel rescue equipment C.checking relevant communications equipment D.All of the above
A.All scuppers plugged by carpenter B.Tanks sounded from time to time C.Watch kept for leakage D.Take oil samples
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