單項選擇題

A dirty intercooler on the ship service air compressor will result in （）.

A.decreased compression ratio
B.higher than normal power consumption
C.un-loader malfunction
D.water in the lubricating oil

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單項選擇題

The function of lubricating oil is to （）.

A.reduce friction between moving surfaces
B.provide even distribution of bearing wear
C.reduce the accumulation of harmful detergents
D.maintain a constant oil temperature output at each beating

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