厌氧段DO值越低，厌氧释磷情况越好。
The lower DO, the more phosphorus released in the anaerobic stage.
利用厌氧段内水解酸化污泥，可显著提高废水的可生化性。
The biological decomposition of the wastewater is enhanced by utilizing the hydrolyzed acidification sludge in the anoxic zone.
反硝化的有机碳源主要为生物膜中在厌氧段过量储存的有机碳源；
The organic carbon over storaged in the anaerobic phrase in the biofilm provided the major of organic carbon in the process of denitrification.
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