The pre-blasting zones have a significant influence on the coal broken and the recovery rate of the top coal caving mini......

According to the geological and mining technical conditions of No.18128 sub-level caving face with suspend-shift support......

本文采用静力学平衡原理及概率分析原理，对武山铜矿分段充填采矿法水砂充填体斜壁稳定性进行了系统分析研究，提出了切实可行的加固措......

The flow of blasted ore during mining of moderately dipping medium-thick orebodies is a challenge.Selecting a suitable m......

分析了国内外矿山无底柱分段崩落法结构参数演变过程指出，继续增大分段高度由于诸多因素的限制，克国并不适宜推广应用，而增大进路间距......

大同煤矿集团"两硬"条件侏罗纪厚煤层下分层工作面应用低位放顶煤开采技术,解决了传统工艺所造成的煤炭资源回收率低、采空区自然......

Hanging roofs or high hang-ups, a common problem in sublevel caving mining, usually result in a large ore loss and under......

随着电子及高新产业的发展，高纯镍材得到了更广泛的应用。但是由于镍中有害杂质特别是硫、磷等有害杂质的存在，严重地影响了电子元器......

针对海沟金矿小海沟矿区38号脉缓倾斜中厚矿体，开展了小分段中深孔落矿采矿法试验及应用。详细介绍了采矿法采准、切割、回采工艺工......

介绍了用长锚索锚固矿体上盘破碎带的锚固方法及参数，同时介绍了无底柱分段空场回采嗣后充填法的矿块结构参数．采准方法及回采工艺。......

提出了具有面向对象和并行计算概念，基于分层和分区的具有良好动态自适应特性的分布式消息同步网络模型。......

In order to realize the modernized miningmanagement,the authors,based on the practice of a specifiedmine,developed the a......