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焙烧过所产的烟尘,采用二次焙烧流。
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焙烧过所产的烟尘,采用二次焙烧流。
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