电镀工业产生的废气、废水、废渣等污染物如果不妥善处置，会严重影响环境，并危及人们的健康。

If Pollutants (such as exhaust gas, wastewater and residue) from electroplating industry aren't disposed well, the environment will be affected and people's health will also be endangered.

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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。

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.

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