For Zinc refiners adopting pyro-refining method, the method illustrated in this paper is a simple retrieving technique with additional high profits.

从而为火法炼锌的厂矿，在回收镉方面研究出了能获得高附加值经济利润的简单回收工艺。

youdao

For Zinc refiners adopting pyro-refining method, the method illustrated in this paper is a simple retrieving technique with additional high profits.

从而为火法炼锌的厂矿，在回收镉方面研究出了能获得高附加值经济利润的简单回收工艺。

youdao