This paper summarizes the oily wastewater origin, characteristics, classification and harm, introduces the oily wastewater treatment principle, advantages and the existing problems, and describes various processing methods on the latest research results of oily wastewater, and finally puts forward some development trend.%概述了含油废水的来源、特点、分类及危害,介绍了含油废水的处理方法的原理、优势及存在的问题,同时简述了各种处理方法的最新研究成果,最后提出了含油废水发展趋势。
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