叙述了循环式活性污泥法处理污水的工艺流程，技术特征，指出，其存在的问题，提出相应的对策。
Process, technical characteristics of sewage treatment using CASS were described, pointed out its problems, proposed appropriate measures.
循环式活性污泥法对大型城市污水处理尤其在要求深度去除氮磷时，是一种非常高效经济的工艺方法。
Cyclic Activated Sludge Technology (CAST) is a viable choice for large-scale municipal wastewater treatment, particularly when nutrient removal is of a major consideration.
介绍了宜兴市官林污水处理厂的工艺设计过程，该污水厂针对处理对象的水量和水质采用了循环式活性污泥法。
The technique design of Guanlin wastewater treatment plant of Yixing city is introduced. Aiming at water quantity and water quality this plant adopts method of circulated active sludge.
介绍了宜兴市官林污水处理厂的工艺设计过程，该污水厂针对处理对象的水量和水质采用了循环式活性污泥法。
The technique design of Guanlin wastewater treatment plant of Yixing city is introduced. Aiming at water quantity and water quality this plant adopts method of circulated active sludge.
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