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In a purifier the interface between the liquid seal and the oil should be positioned as c..

2020-09-18 20:41:34 资格考试 阅读

问题详情

A.the outlet of oil

B.the outlet of water

C.the bowl periphery

D.the center of bowl

请帮忙给出正确答案和分析，谢谢！

参考答案

考点：