为了进行城市污水管网系统的水力分析，对管网节点流量过程进行了随机模拟。
In order to undertake the hydraulic analysis of urban sanitary sewer networks, the stochastic simulation of the nodal flow series is conducted in the paper.
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。
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.
与深隧道系统，污水管网系统，在新加坡，将在不久将来，构成只有重力下水道相连的深层隧道。
With the deep tunnel system, the sewer reticulation system in Singapore will, in future, consist of only gravity sewers linked to deep tunnels.
结合编制某市市区污水管网系统专业规划，分析和研究了东南沿海地区类似老城区排水管网系统规划与设计需要注意的几个问题。
In compiling a sewer system program in downtown area, the problems deal with the planning and design of sewer network in old township districts in south east seashore area were discussed.
现有的公共污水管网沿着地块的南面，这部分系统是压力系统。
The existing public network for waste water drainage is along south side of the plot and the system is pressurized.
认为在三峡库区区县完善排水管网系统和建设城市污水处理厂迫在眉睫，氧化沟工艺不失为三峡库区区县污水处理工程的首选工艺。
It is urgent to perfect sewage pipeline system and to build municipal wastewater treatment plants. Oxidation ditch process is the first choice of possible ways.
认为在三峡库区区县完善排水管网系统和建设城市污水处理厂迫在眉睫，氧化沟工艺不失为三峡库区区县污水处理工程的首选工艺。
It is urgent to perfect sewage pipeline system and to build municipal wastewater treatment plants. Oxidation ditch process is the first choice of possible ways.
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