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对某钢铁厂焦化废水进行曝气吹脱10h,氨氮去除率达73.7%,然后用缺氧-SBR工艺处理焦化废水,进水浓度为COD 1474mg/L、NH3-N 826.8 mg/L时,缺氧SRT 10h,SBR曝气10h,沉降2h,出水COD 186mg/L、NH3-N 290.25mg/L,去除率分别达到87.83%、64.9%.