A.a brine pump
B.an air ejector
C.a feed water pump
D.a condensate pump
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A.a brine pump
B.an air ejector
C.a feed pump
D.distillate pump
A.dispose
B.dissolve
C.heat
D.dissipates
A.Evaporation
B.Circulation
C.Condensation
D.Distillation
A.Hydraulic oil
B.Animal oil
C.Light oil
D.Fuel oil
A.Motors
B.Check valves
C.Safety valves
D.Reducing valve
最新試題
When a refrigeration compressor has developed a high head pressure as a result of a refrigerant overcharge, you should （）.
One cause of high head pressure occurring in a refrigeration system can be （）.
Heavy wear in a particular area of the inner circumference of a packing ring may be caused by （）.
Which of the following statements is correct concerning heat transfer?（）
When the steering gear is in operation, you should （）.
If the suction pressure at the refrigeration compressor is below normal, the cause can be（）.
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 （）.
The temperature differential occurring between the inlet temperature of the fluid to be cooled and the outlet temperature of the cooling medium in a shell-and-tube heat exchanger is greatest in which of the flow designs listed?（）
An internal bypass is provided on some hydraulic system suction strainers to help reduce the possibility of （）.