The method has been used to construct the topological structure of Qingdao City Water Supplying Pipe Network System.

该方法已应用于青岛市供水管网系统拓扑结构的构造。

youdao

The method has been used to construct the topological structure of Qingdao City Water Supplying Pipe Network System.

该方法已应用于青岛市供水管网系统拓扑结构的构造。

youdao