At present,DaChang resource is poverty gradually incr easingly as the continuance of large scale production,the natural resource will be exhausted before long.

 
  • 目前华锡集团正在处理巴里选厂老尾矿,但回收指标较差,锡金属回收率仅为20%25左右,而硫、砷没有加以回收,又丢失于尾矿,这样既造成资源浪费,同时对环境又构成新的污染。
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