This paper introduces the method about waste residue treatment, by which we can retrieve useful compositions from waste residue and solve the problem of environment pollution.
对电镀车间的含铬废渣进行了治理， 回收了其中的有用成分，解决了环境污染难题。
So, it is a new great subject that we face how to realize the safe treatment for arsenic waste residue.
因此，如何实现对含砷废渣的安全处理与处置，也是我们面对的一个新的重大课题。
The paper introduces the project of treatment of the oily waste water in the residue oil tank zone by advective separation of oil-blending and solidification gas-floating-coke filtration process.
介绍了采用平流隔油-混凝气浮-焦炭过滤工艺处理渣油罐区含油废水的工程情况，经该工艺处理后的废水达到国家一级排放标准。
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