The process treating roast dust from zinc pyrometallurgy is,in general,the second roasting by rotary kiln.
处理火法炼锌高温流态化过所产的烟尘,采用回转窑二流。
The process treating roast dust from zinc pyrometallurgy is,in general,the second roasting by rotary kiln.
处理火法炼锌高温流态化过所产的烟尘,采用回转窑二流。
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