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“cyanide leaching”造句,怎麼用cyanide leaching造句

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cyanide leaching造句

The pre-treatment of them before conventional cyanide leaching includes roast, chemical oxidation and biological oxidation.

In technology, four process schemes, such as crude ore cyanide leaching, flotation -cyanide leaching of flotation concentrate, fractional bulk flotation and selective flotation, were put forward.

The research results of cyanide leaching of goad using two stage roasting pretreatment for Zhenyuan refractory gold ore were described in this paper.