2025-06-06 02:56 浏览次数 19
铅
The existing problems of the tailings and waste residue in Yunnan Lancang Lead Mine have been described, and the feasible disposal methods have been introduced.
阐述了云南澜沧铅矿尾矿和废渣存在的一些问题,提出了切实可行的处理办法。