A.evaporation
B.frosting
C.condensing
D.compressing
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A.consume
B.distill
C.run
D.operate
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
最新試題
The output volume of a positive fixed displacement pump can be changed only by （）.
A pressure drop through the refrigerant liquid line may cause （）.
The general purpose of a heat exchanger is to （）.
An increasing head pressure in a refrigeration system, without any corresponding change in the cooling water inlet temperature, would probably be caused by （）.
Which of the listed pumps is NOT a positive displacement pump?（）
The usual symptoms of cavitation in a centrifugal pump is （）.
If the relief valve on the discharge side of a hydraulic pump lifts, the cause could be （）.
An excessive charge of refrigerant in an air-cooled refrigeration system can cause （）.
Which of the following statements is correct concerning heat transfer?（）
Which of the problems listed would came the discharge temperature of an R-12 refrigeration compressor to increase?（）