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问题

When a refrigeration compressor has developed a high head pressure as a result of a refrig


When a refrigeration compressor has developed a high head pressure as a result of a refrigerant overcharge, you should _____.

A.increase the amount of cooling water to the condenser

B.decrease the amount of cooling water to the condenser

C.add more refrigerant to the system

D.remove some refrigerant from the system

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