排水系统有“分流制”和“合流制”。
介绍了设置于合流制截流井中的一种新产品——旋流限流阀。
A new product, rotational flow-limiting valve installed in combined sewage intercepting chamber was introduced.
垦利县城区目前的排水体制是合流制排水体制，污水就近排入河道。
The existing sewer system in Kenli County is a combined sewer system, and sewage is put into adjacent river directly.
城市废水出路的安排和合流制沟道系统的分流化是两个需要深入研究的课题。
The selection of the disposal methods of municipal sewage and the way of seperation of the old combined sewerage system need to be discussed and studied.
整合现状的排水系统，南部片区实现雨污分流，北部片区实现截流式合流制。
Integration of the drainage system, the Southern Area to achieve rain and sewage diversion, the North Area to achieve intercepting combined.
合流制排水系统溢流调蓄技术是控制面源污染、削减污染负荷的一项关键技术。
The storage technology of combined sewerage overflow is a key technology to control the surface pollution and cut pollution load.
本文以长沙市星沙开发区的合流制排水管网改扩建为工程实例进行了深入研究。
The rehabilitation and extension project of combined sewer system in Xingsha Economic and Technological Development Zone, Changsha, is taken as a case study in this thesis.
阐述了现有城镇排水系统的排水体制，并着重介绍了合流制排水体制和分流制排水体制。
The existing urban drainage system is hereby introduced, including the combined flow and separate flow systems.
在合流制排水系统中，排水泵站中设置调蓄池是解决城市初期雨水对水体污染的有效措施。
In order to solve the problem of pollution in confluence drainage system, which is caused by initial rainwater, setting storage pond under the drainage pumping station is a effective measure.
合流制改造在综合考虑城市现状的同时，必须要有超前性，要尽可能去实现污、雨水的分流排放。
Reform on concourse pipelines must consider comprehensively the contemporary situation of a city and make out advanced layout designs to divide sewage and rainwater into different pipelines.
溢流井是城市截流式合流制排水系统的一个重要组成部分，它的成败直接影响着规划设计意图的实现。
In urban sewer design, the accomplishment of design intention is effected directly by the function of overflowing well, an important structure for combined sewer system with collector.
为此，重点研究了上海中心城区某合流制排水区域JXB系统雨天污染物溢流的出流过程和污染物的事件平均浓度，并探讨了溢流污染物的初期效应。
The process of pollutant overflow from the JXB sewer system and the event mean concentrations(EMCs) of overflows in Shanghai were studied, and the first flush effects were discussed.
为此，重点研究了上海中心城区某合流制排水区域JXB系统雨天污染物溢流的出流过程和污染物的事件平均浓度，并探讨了溢流污染物的初期效应。
The process of pollutant overflow from the JXB sewer system and the event mean concentrations(EMCs) of overflows in Shanghai were studied, and the first flush effects were discussed.
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