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單項選擇題

In a flash distilling unit, evaporator feed (seawater) first absorbs heat in the （）.

A.vapor feed heater
B.air ejector condenser
C.saltwater heater
D.distillate cooler

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單項選擇題

An independent bilge suction is required for （）.

A.ballast tanks
B.sludge tanks
C.machinery space bilges
D.cargo hold bilges

單項選擇題

If the pump for a hydraulic anchor windlass is overheating, the cause may be （）.

A.excessive drive motor speed
B.excessive pump discharge pressure
C.too low of a tilting box angle
D.insufficient drive motor speed