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Brewery wastewater treatment by three-phase bio-fluidized bed was studied, as well as the effects of aeration quantity and hydraulic stay time. It was found that the optimal aeration quantity is 0.25m3/h, and the optimal hydraulic stay time is 1.5h. Under such operating condition, the average removal ratio of COD reached above 85% and the biological concentration reached 28.31mg/L. It is proved that...
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