The analysis indicated that,DPB could use nitrate-nitrogen as electron acceptor,which greatly saved the consumption of oxygen and reduced the demand of conventional process for external carbon source.

• 通过分析认为反硝化除磷菌(DPB)能够以硝态氮为电子受体,从而大大节省耗氧量,缓解常规工艺对外加碳源的需求。