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过滤推动力一般是指（）

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过滤推动力一般是指（）

A.过滤介质两边的压差

B.滤饼两侧的压差

C.液体进出过滤机的压差

D.过滤介质与滤饼构成的过滤层的两边的压差

参考答案:

答案：D

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