...气生物滤池； 城市污水； 滤料； 复合滤料层 [gap=1323]Key words： biological aerated filter； urban domestic sewage； filtering material；composite layer of filtering materials ..
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urban domestic sewage treatment 处理城镇生活污水
Water pollution caused by many factors: the body of water without proper treatment of urban domestic sewage and industrial waste water;
造成水体污染的因素是多方面的：向水体排放未经过妥善处理的城市生活污水和工业废水；
The secondary treating water from urban domestic sewage treatment plant was treated by fine membrane with the way of periodic counter-flow static type.
本研究对城市生活污水处理厂二次处理水，采用周期逆洗型静态过滤方式进行了精密膜过滤。
The influence of different COD volume loading on removal efficiency of urban domestic sewage in suspended carrier biological fluidized bed reactor was investigated.
采用悬浮载体生物流化床工艺处理城市生活污水，考察了容积负荷对其处理效果的影响。
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