drainagesystem meaning in English

水系

Abstract : based on the technical framework of atv ( abwasser technik verein ) , the author introduces the evaluation idea of the influence for surface water due to pollution factor carried by rainwater and emphasizes the importance of the evaluation of the pollution factor by rainwater in the city drainagesystem planning , the calculation method of the pollution factor by rainwater and the treatment effect of the rainwater treatment facilities are brought and analyzed same time
摘要：本文介绍了在德国atv规范框架下对雨水携带的污染负荷对水体的影响的评价思路，阐述了在进行城市排水系统规划时对雨水污染负荷进行评价的必要性，并提出雨水携带的污染负荷对水体的影响以及雨水处理设施的处理效果的量化评价方法。