排水系统有“分流制”和“合流制”。
分流制雨水系统旱流放江严重污染了上海市河道水质。
The discharges from separate storm sewer systems in the dry weather do great harm to receiving water in Shanghai.
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.
分流制雨水系统的非雨水入流不但影响其正常的排涝功能，而且混接污水的直接排放还易导致受纳水体的严重污染。
The drainage function of split-flow rainwater system is affected by non-rainwater inflow, and directly discharging the mixed wastewater can cause serious pollution of receiving bodies.
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.
本文设计了一种测量车用柴油机排气微粒的分流式稀释取样系统并制出了实验样品。
A partial flow dilution sampling and measuring system for automotive diesel engine exhaust particulates was designed and a prototype was manufactured.
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.
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.
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.
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