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正确分析管路系统特性，并据此选择合适的泵，便可以大大节省投资、维护和运行费用。本文对选择离心泵时应注意的几个问题进行了分析，讨论仅限于定速泵。
Correct analysis of piping system characteristics, and accordingly select the appropriate pump, we can greatly save investment, maintenance and operation costs. In this paper, several problems that should be paid attention to when choosing centrifugal pump are analyzed, the discussion is limited to constant speed pump.