对城市面源污染物的种类、来源和危害，以及对受纳水体的影响两方面综合进行分析；
The type, source and harm of pollutants of urban non-point source pollution and its influence on the receiving water are analyzed.
采用一种类似氧化沟的反应器，其中利用蜂窝陶瓷为载体形成生物膜替代活性污泥，对城市受污染的河道水体进行缺氧生物修复。
Reactor like oxidation ditch was used for anaerobic bioremediation of urban river water, in which biofilm formed on ceramic honeycomb carrier was used instated of activated sludge.
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