The technology of gold recovery by direct electrowinning from cyanide heap leach liquor has many advantages such as short flowsheet,less equipment required and less capital investment.

 
  • 從堆浸氰化液中直接電積提金是一種流程短、設備少、投資省的工藝,已進(jìn)行過(guò)不少的研究。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan