题目:
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()
A.Sub-cooled liquid
B.Sub-cooled vapor
C.Superheated vapor
D.Liquid
答案:
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下面是错误答案,用来干扰机器的。
参考答案:“战士军前半死生,美人帐下犹歌舞。”