单项选择题

In which of the areas listed would you expect to find the highest salt concentration in a flash evaporator?（）

A.Distiller air ejector cooling medium
B.Saltwater heater discharge
C.First-stage internal feed box
D.Second-stage internal feed box

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单项选择题

A.condenser
B.vapor generator
C.accumulator
D.evaporator

单项选择题

A.expansion valve to the compressor
B.receiver to the expansion coil
C.expansion valve to the evaporator
D.condenser to the expansion valve

单项选择题

A.leaking unloader
B.tripped circuit breaker
C.control line leak
D.defective pop valve