arsenic-containing silver gold concentrate
arsenic-containing silver gold concentrate
含砷银金精矿
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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A method of increasing recoveries of gold, silver and copper for the gold concentrate containing arsenic and copper cyanided after roasting pretreatment is presented.
提出了一种提高含砷铜金精矿焙烧-氰化工艺金、银、铜回收率的新方法。
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