The influencing factors of ore grade for mining enterprises under the market economy condition are analyzed.

分析市场经济体制下影响矿山企业矿石边界品位的主要因素.

互联网

X radiation sampling is a new technique for in situ rapid determination of ore grade.

辐射取样是一种原位快速测定矿石品位的新技术.

互联网

Low dilution drawing can raise the ore grade of drawing and reduce the mixed waste rock.

低贫化放矿提高出矿品位,降低废石混入.

互联网