A practical case to treat wastewater of beer brewing by cyclic activated sludge system (CASS) is described.
本文介绍了采用CASS工艺处理啤酒废水的工程实例，经CASS工艺处理后废水达标排放。
Respirometry is very widely used to characterize the activated sludge system and to control its operation in wastewater treatment plant.
在监测污水处理厂活性污泥系统的状态，控制其运行时，人们广泛采用了呼吸测量法。
At last, the essay offers a right proportion of carbon and phosphorus source that can ensure the activated sludge system to work normally.
最终确定保证活性污泥系统正常运行的碳和磷源比例。
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