2, it can purify the sewage generated by adsorbing harmful materials, while the discharged water can reach national standard, without secondary pollution.
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Anode surface treatment without secondary pollution.
阳极表面处理，不造成二次污染。
In ozone producing industry, this technology really realizes innocuousness and harmlessness without secondary pollution.
在臭氧制造行业，该技术真正实现了无毒、无害、无二次污染。
The process has the advantages of large throughput, high recovery rate and good product quality without secondary pollution.
该工艺具有处理量大，回收率高，产品质量好，无二次污染等优点。
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