• 1. refractory gold ore: 难处理金矿 | 难浸金矿
• 2. arsenic-bearing refractory gold ore: 含砷难浸金矿
• 3. double refractory gold ore: 双重难处理金矿石

更多释义

• 1.Extensive attentions have been attracted to the extraction of gold from refractory gold ore at abroad.
  随着金矿的普遍开采应用，从难浸金矿石中提取金越来越引起国内外的广泛重视。
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• 2.Reasons hard to leach for refractory gold ore are analyzed. Pretreatment by oxidation method can obtain good results.
  分析难处理金矿难浸的原因，指出该类金矿浸出前必须进行预先氧化，才能取得理想的浸出效果。
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• 3.Bacterial pre-oxidation refractory gold ore has showed many advantages, such as low operation cost and environment friendly.
  细菌氧化预处理难浸金矿由于其环境友好成本较低，受到越来越多的重视。
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