A.compressor
B.cooling coils
C.condenser
D.receiver
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A.condenser；evaporator
B.evaporator；compressor
C.compressor；condenser
D.None of the above
A.compressor
B.condenser
C.evaporator
D.expansion valve
A.latent heat of fusion
B.latent heat of vaporization
C.specific heat of vaporization
D.latent heat of the gas
A.open-type
B.hermetic
C.A and B
D.None of the above
A.compressor
B.condenser
C.throttle valve
D.evaporator
最新試題
Which of the listed pumps is NOT a positive displacement pump?（）
An internal bypass is provided on some hydraulic system suction strainers to help reduce the possibility of （）.
Low compressor head pressure in a refrigeration system can be caused by（）.
An increasing head pressure in a refrigeration system, without any corresponding change in the cooling water inlet temperature, would probably be caused by （）.
An excessive charge of refrigerant in an air-cooled refrigeration system can cause （）.
On tank vessels equipped with power operated cargo tank valves, the type of power operator most commonly used is （）.
A grease gun is generally used to lubricate a （）.
The output volume of a positive fixed displacement pump can be changed only by （）.
If you are given the job of adding hydraulic fluid to a mooring winch, and are not certain as to the type of fluid to use, you should （）.
The amount of fluid friction or internal friction inherent in a mineral lubricating oil is reflected as a measure of its （）.