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單項選擇題

Excessively warm water leaving condenser may be caused by（）

A.fouled tubes in shell and tube condenser
B.too little or too warm condenser water
C.air or non-condensable gas in system
D.overcharge of refrigerant

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單項選擇題

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A.The winch motor
B.The band brake
C.The winch barrel
D.The anchor capstan

單項選擇題

（） unit is mounted so as to raise and lower the cable from the spurling pipe, which is at the top and center of the chain or cable locker.

A.The cable lifter
B.The hoisting motor
C.The topping wire
D.The life-raft

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Excessively warm water leaving condenser may be caused by（）

你可能感興趣的試題

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

（） unit is mounted so as to raise and lower the cable from the spurling pipe, which is at the top and center of the chain or cable locker.

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