当前位置:在线题库搜索>[单选题]Air or noncondensable gas is removed from a refrigeration system by a ()的答案是什么?

问题:

[单选题]Air or noncondensable gas is removed from a refrigeration system by a ()

A、separating chamber
B、system of baffles
C、purge valve
D、vacuum reducing valve

参考答案: C

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