With acid hot-pressure oxidation pretreatment, the gold recovery rate of a certain refractory gold concentrate is raised from 35.6% to 94.3%, comparing to the ordinary leaching process.
采用酸性热压氧化工艺对某难处理金精矿进行预处理，其金回收率可由常规浸出的35.6%提高到94.3%。
With acid hot-pressure oxidation pretreatment, the gold recovery rate of a certain refractory gold concentrate is raised from 35.6% to 94.3%, comparing to the ordinary leaching process.
采用酸性热压氧化工艺对某难处理金精矿进行预处理，其金回收率可由常规浸出的35.6%提高到94.3%。
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