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焦化厂污水中含有大量氨氮和COD物质污水处理工艺可影响污水排放同时对环境产生重要影响。文章从生化工艺和深度处理两方面阐述当前焦化厂处理污水面临的现状问题并提出将原有的A2/0处理工艺改进为A/O原有的三段式过滤工艺更改为连续流动床工艺。