By using this method presented in this paper, not only the optimum design of main pipe net was given, but the water head and flow and pump type were decided.
所提出的方法，不仅能得出一个优化的干管管网，而且还能确定出所需水泵扬程及流量，并确定水泵型号。
By using this method presented in this paper, not only the optimum design of main pipe net was given, but the water head and flow and pump type were decided.
所提出的方法，不仅能得出一个优化的干管管网，而且还能确定出所需水泵扬程及流量，并确定水泵型号。
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