摘要
着重分析了国内外矿山极薄矿脉的开采现状,列举了多家矿山的采场结构参数、采准巷道布置、回采工艺等情况,并对其采矿方法效果进行了评价,以及概述了国内外矿山极薄矿脉的开采技术发展趋势。
The current situation of very thin mineral vain mining in nines at home and home and abroad are reviewed.The structural parameters,arrangement of preparatory workings,stoping technology,and operating results of many mines are comprised and evaluated.The trend of technical development is outlined.
出处
《云南冶金》
2003年第6期2-6,25,共6页
Yunnan Metallurgy
