These three methods used in the experiments on the pharmaceutical wastewater treatment, the results showed that the basic aluminum chloride treatment of wastewater COD removal efficiency of 36.52%.
在实验中使用了这三种方法对制药废水进行处理，结果表明，碱式氯化铝处理废水COD去除率为36.52%。
These three methods used in the experiments on the pharmaceutical wastewater treatment, the results showed that the basic aluminum chloride treatment of wastewater COD removal efficiency of 36.52%.
在实验中使用了这三种方法对制药废水进行处理，结果表明，碱式氯化铝处理废水COD去除率为36.52%。
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