CASS工艺改进及对城镇污水含氮污染物的去除
郑丽丽,刘闯,王倩,李肖燕,马莉萍,梁文艳

Improvement of CASS process and enhanced removal of nitrogen-containing pollutants from urban wastewater
Lili ZHENG,Chuang LIU,Qian WANG,Xiaoyan LI,Liping MA,Wenyan LIANG
图3 不同循环周期下3种工艺的DO变化(a)和COD处理效果(b)
Fig.3 DO changes (a) and COD treatment effects (b) of three processes under different cycle periods