We do not have a sewage system so we discharge our wastewater into a pit beside the house and then into the street once it is full. We do this with our own hands.

这里并没有排污系统，我们只有亲手将污水排放在房子旁边的一条坑子，到坑子满溢，就排放到街上。

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This paper introduces the reconstruction of dyeing wastewater treatment for a certain bleaching and dyeing house in Shanghai by the process of anoxia aerobe press filtration oxygen enriched biocarbon.

简要介绍了采用缺氧好氧亚滤富氧生物炭工艺对上海某漂染厂印染废水处理工程进行技改的情况。

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This paper describes the study of poly-ferric sulfate coagulation-electrolytic floatation treatment of slaughter house wastewater.

本文叙述了采用聚硫酸铁絮凝预处理和电气浮法处理屠宰废水的研究。

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