本文针对成都市污水输送和污染现状，提出管式活性污泥处理法，并进行了有关模拟试验研究。
According to sewage transmission and its pollution in Chengdu, activated sludge treatment of sewage in pipeline is proposed, and a simulation experiment and study have been carried out.
提要：活性污泥法是污水生物处理法的一种。它有很多分类方法。按照进出水方式分为sbr系统和CAST系。
Activated Sludbe treatment For wastewater Abstract: Activated Sludbe treatment is one of biological treatment of wastewater. it has many way to divide.
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