提出用精馏法预处理工业废水的一种优化设计方法。
In this paper, the author proposes a method for the optimal design of pretreating industrial wastewater by distillation method.
催化铁内电解法已经广泛应用于高色度、难降解工业废水的预处理中。
Iron inner electrolysis process had been used to pretreat high chroma and refractory industrial wastewater widely.
涡凹气浮已广泛应用于工业废水和城市污水的预处理中，但涡凹气浮在污泥处理中尚没有应用。
It is widely used in industrial waste water and city sewage treatment by Cavitation Air Flotation. But, it is still not be used in sludge treatment by Cavitation Air Flotation.
农药废水属高浓度、难降解有毒工业废水，需经过预处理后才能进入生化处理系统。
Pesticide wastewater, which was unbiodegradable toxic industrial wastewater with high concentration, enters the biosystem after pretreatment.
本文对二苯碳酰二肼分光光度法测定地表水及工业废水中六价铬的样品预处理方法提出了改进措施。
In this paper, the preparatory treatment for determination of Cr6+ in ground water or industrial effluents by the method of spectrophotometry has been improved.
本文对二苯碳酰二肼分光光度法测定地表水及工业废水中六价铬的样品预处理方法提出了改进措施。
In this paper, the preparatory treatment for determination of Cr6+ in ground water or industrial effluents by the method of spectrophotometry has been improved.
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