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["초보자가 물어보네요. 왜 펌프가 공기만 들어가 있을 때运转中省略不必要的字符"]

2018-03-27View Original

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["초보자가 물어보네요. 왜 펌프가 공기만 들어가 있을 때는 작동할 수 없을까요? 계속해서 액체를 펌핑할 수는 없나요"]
Reply #22018-03-27
["펌프 내부에 액체가 없고 공기가만 있는 경우,泵体内没有液体只有空气的情况下"]
Reply #32018-03-28
["叶片带动空气旋转产生的离心力特别小,并且叶轮进口处形成的低压特别特别小,这样液体就不能在外界大气压的作用下源源不断进入叶轮,补充叶轮的吸入口中心低压区。因此泵无法连续工作了。"]

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