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bu rang shui beng tian liao han lou qi de ying ji ban fa
Pages: 17
Year: Issue:  2
Journal: Farm Machinery

Keyword:  农机公司;
Abstract: <正> 有的离心泵、混流泵,工作时填料函处大量漏水,起动时漏气,水泵不出水,抗旱大忙,怎么办呢? 这时可将一个水桶置于高于水泵的位置,用一根φ10毫米左右的塑料管,一头接水桶(虹吸也可),一头对准填料函,起动水泵时将水桶里的水通过塑料管流向填料函,水泵转动从填料处吸进的不是空气而
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