摘要
主要阐述了矿区通过实施坑内钻探,提高储量级别,降低和避免井下采矿工程风险,节约了成本,增加了效益。
By using drilling in pit, ore reserve classification is increased, risks of underground mining engineering are reduced and avoided. Meanwhile,the cost is cut down and the effect is raised in enterprise.
出处
《江西冶金》
2007年第4期30-31,共2页
Jiangxi Metallurgy
关键词
坑内钻探
探矿增储
实践
drilling in pit
mineral exploration and increase reserve
practice
