Urban sewage pipe network GIS 污水管网GIS系统
Adjustment of the layout of cities and urban sewage pipe network construction and improvement.
城市布局的调整和城市下水道管网的建设与完善。
The simulated calculation of nodal flow in sewage pipe network system is the essential work for the planning design and operation management of the urban sewage pipe network system.
污水管网系统节点流量模拟计算是城市污水管网系统规划设计和运行管理的基础性工作。
No drainage entity may drain sewage into the urban drainage pipe network and its accessory facilities if it fails to obtain an urban drainage license.
未取得城市排水许可证书，排水户不得向城市排水管网及其附属设施排放污水。
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