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[". 매일의 문제】이론적 기초2, 선택 문제:액체의 밀수가 증가할 때 펌프의(( A A.는流量D D流量D D流量D增大D.D D D D D.D D.D D.D D.D D.DD.DD.D D D D D.D D D.扬扬D D流量 D流量D流量D答案C 提示:D答案D回复可见可见查看查看查看D查看查看D

2019-07-23View Original

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选择题:当离心泵输送液体密度增加时,离心泵的( )也增大。 A.流量        B.扬程         C.轴功率       D.效率 答案:C 提示:答案回复可见

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