Sludge density index (SDI) of effluent treated by improved formula is below 5.0, and it would meet the quality requirement of the influent of following reverse osmosis unit.
经改进配方，处理的排污水的污泥密度指数(SDI)小于5.0，能够满足后续反渗透单元的进水要求。
Drink pure water process equipments combined with pretreatment parts, reverse osmosis system and final treatment system etc, quote unit assembled structure.
饮用纯净水制取装置由预处理部分、反渗透系统及精处理等几部分组成，采用单元组合结构。
Drink pure water process equipments combined with pretreatment parts, reverse osmosis system and final treatment system etc, quote unit assembled structure.
饮用纯净水制取装置由预处理部分、反渗透系统及精处理等几部分组成，采用单元组合结构。
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