This regularity is used to guide the mining of oxidation ores with good economic effect.
并运用矿石氧化富集规律指导氧化矿开采，取得了较好的经济效益。
The result shows this design project is feasible, compared with the existing equipment operating, this design reformation project has obvious effect on saving energy and good economic performance.
计算结果表明：该设计方案是可行的，其设计改造方案比现有设备运行时具有明显节能效果和良好的经济效益。
The result shows this design project is feasible, compared with the existing equipment operating, this design reformation project has obvious effect on saving energy and good economic performance.
计算结果表明：该设计方案是可行的，其设计改造方案比现有设备运行时具有明显节能效果和良好的经济效益。
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