生产调试和流程考查表明，东山选矿厂采用阶段磨选工艺可获得精矿品位和回收率双提高的较好指标。
The production testing and flowsheet investigation have shown that better recovery and grade of concentrate can be achieved with the application of the new technology in Dongshan Concentrator.
生产调试和流程考查表明，东山选矿厂采用阶段磨选工艺可获得精矿品位和回收率双提高的较好指标。
The production testing and flowsheet investigation have shown that better recovery and grade of concentrate can be achieved with the application of the new technology in Dongshan Concentrator.
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