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【일일일과】이론적 기초2

2019-02-19View Original

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选择题:某一气体的状态方程为pVm=RT+.其中α为大于零的常数,该气体经恒温膨胀,其热力学能:( ) A.不变 B.增大 C.减少 D.不能确定 答案:A 提示:答案回复可见

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