本文采用网络流理论，研究城市配水系统的优化控制。

In this paper the network flow theory is used to research the optimal control of water distribution of city.

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据此本文着重对城市输配水系统的优化设计进行研究。

So this paper put emphasis on the study on optimal design of municipal water distribution system.

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据此本文着重对城市输配水系统的优化设计进行研究。

So this paper put emphasis on the study on optimal design of municipal water distribution system.

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