A.consume
B.distill
C.run
D.operate
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A.bottom
B.top
C.center
D.periphery
A.by cooling sea water
B.by heating sea water
C.by evaporation of sea water
D.by purifying sea water
A.temperature
B.water level
C.pressure
D.rate of flow
A.engine
B.sea water pump
C.cylinder cooler
D.fresh water generator
A.fresh water
B.vapor
C.mixture
D.liquid
最新試題
If the head pressure of a reciprocating refrigeration compressor is excessive, （）.
An excessive charge of refrigerant in an air-cooled refrigeration system can cause （）.
Which of the problems listed would came the discharge temperature of an R-12 refrigeration compressor to increase?（）
The amount of fluid friction or internal friction inherent in a mineral lubricating oil is reflected as a measure of its （）.
On tank vessels equipped with power operated cargo tank valves, the type of power operator most commonly used is （）.
Which of the following statements is correct concerning heat transfer?（）
The major source of chemical contaminants in hydraulic fluid is （）.
A gradual decrease in the discharge pressure of an operating hydraulic pump can be caused by （）.
One cause of high head pressure occurring in a refrigeration system can be （）.
An internal bypass is provided on some hydraulic system suction strainers to help reduce the possibility of （）.