Meanwhile, heavy metal wastewater which is the current outstanding problem in the field of water pollution, becomes the focus of research in the controlling field.
与此同时，重金属废水是当前水污染的突出问题，控制重金属废水排放成为当前研究重点。
2
This paper briefly introduces how the automatical control system adjusts the technique of the wastewater treatment by controlling the equipments on the spot.
简述了自动化系统是如何通过控制现场设备来调整水处理工艺的。
3
The design procedure of wastewater treatment installation for controlling secondary pollution caused by the cyclone is given.