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【单选题】
3 kPa下,110°C的水变为110°C水蒸气,吸热Q p ,在该过程中下列哪个关系式不成立?A.
DS 体 >0
B.
DS 环 不确定
C.
DS 体 +DS 环 >0
D.
DS 环 <0
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