The traditional method to deal with the coke plant wastewater is a means using by the active dreggy mud, which has less effect on the hard-degraded substance and ammoniacal nitrogen.

由于含有大量的难生物降解及有毒物质，因而成为公认难处理工业废水之一。

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The traditional method to deal with the coke plant wastewater is a means using by the active dreggy mud, which has less effect on the hard-degraded substance and ammoniacal nitrogen.

由于含有大量的难生物降解及有毒物质，因而成为公认难处理工业废水之一。

youdao