摘要
薄矿脉的采矿 ,存在着采矿损失贫化率高 ,脉外采准工程量较大 ,技术经济指标差等问题 ,焦家金矿对此进行了采矿方法改进试验研究 ,取得了较好的效果。
The mining of narrow vein has high ore loss and dilution ratio, more fringe preparation work for mining, low technical economical indexes. Some research for improving mining method have been carried out in Jiaojia Gold Mine, and a good effect is obtained.
出处
《有色矿山》
2002年第4期16-18,共3页
Nonferrous Mines
