Gold can be extracted by means of tank leaching, heap leaching and cyaniding, less capital and more quickly effective, realizing returns on an investment in just one year.
英
美
释义
可采用就地产金方案(池浸、堆浸氰化提金工艺),投资少、见效快,当年投资当年还本,投资利润率高,具备开发利用的可行条件。
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