This paper introduces the method about wasteresiduetreatment, by which we can retrieve useful compositions from wasteresidue 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。
2
So, it is a new great subject that we face how to realize the safe treatment for arsenic wasteresidue.
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。
3
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.