oxygen requirement中文什么意思

例句与用法

1. The problems of carbon source supply and sludge age control could be effectively solved in the processes by means of " one carbon source for two uses " and " two - sludge system " , meanwhile phosphorus and nitrogen can be removed with less oxygen requirements and sludge production
   该工艺以其特有的“一碳两用”和“双泥系统” ，有效解决了常规生物脱氮除磷工艺的碳源供求矛盾和泥龄控制问题，可同时获得较高的除磷和脱氮效率，并具有所需曝气量少，剩余污泥排放量低等特点。