Water supply networks system is important infrastructure of city.
供水管网系统是城市的重要基础设施。
The municipal water supply networks, is very difficult to determine the line of a curve.
而在市政供水管网中,则很难得到一条确定的管路特性曲线。
The municipal water supply networks, is very difficult to determine the line of a curve.
而在市政供水管网中,则很难得到一条确定的管路特性曲线。
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