伏流水
Sulphide deposit was settled in a thickener, the underflow being filtered in a porcelain filter and the filtrate, along with the supernatant from thickener, flowing to water treatment section for further treatment.
硫化物沉淀经浓密机沉降,底流经陶瓷过滤机过滤,滤液和浓密机上清液自流到污水处理工序进一步处理。
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