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【일일일제】이론적 기초2

2019-02-12View Original

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선택 문제:绝热条件下,用大于气缸内压力迅速推动活塞压缩气体,此过程的熵变:( ) ) A.大于零 B.小于零 C.等于零 D.不能确定 �답변:A 화공설계VR

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