part-selective and bulk flotation
part-selective and bulk flotation
部分选择性和整体浮选
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Higher selective composite collectors and combined depressants without cyanide were used in part-bulk flotation and Cu-Pb separation of Pb-Zn ore containing silver and copper.
采用一段磨矿-部分混合浮选-混精铜铅分离、混选尾矿选锌流程及无氰药剂，提高了精矿品位及铜、铅、锌、银回收率。
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