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- Non-pillar sublevel caving may be used in the mining of gently inclined medium thick orebody when footwall cutting technology is adopted. 在采用下盘切岩工艺后,无底柱分段崩落法可以在缓倾斜中厚矿体中应用。
- The mining of ore or coal from an open mine. 从敞开的矿井开采矿石或煤。
- Kang T H, Jin Z M.Laws of Coal-Rock Movement and the Technical Parameters on the Fully Mechanized Sub-Level Caving Face of the Gently Inclined Seam [J]. the Ming Engineer, 1995. 康天合;宋选民.;煤层条件对顶煤可放性的影响研究[J]
- An open mine (usually for coal) where the seams run close to the surface. 接缝连接表面的露天矿藏。
- And the solutions in boulder are proposed Which have good references to improving blasting effeCt for open mine. 对露天矿爆破及改善爆破效果有一定的参考价值。
- stratified side slop with gently inclined bedding 缓倾角层状边坡
- gently inclined high seam mining method 缓倾斜厚煤层采煤法
- gently inclined medium-thickness seam mining method 缓倾斜中厚煤层采煤法
- Gently inclined medium thick orebody 缓倾斜中厚矿体
- gently inclined and lamenate orebody 缓倾薄层矿体
- gently inclined and thin orebody 缓薄矿体
- gently inclined medium-thick ore body 缓倾斜中厚矿体
- gently inclined thin layer weakness structure 缓倾薄层弱结构
- gently inclined thin to medium orebody 缓倾斜薄-中厚矿体
- KJV] In that day, saith the LORD, I will smite every horse with astonishment, and his rider with madness: and I will open mine eyes upon the house of Judah, and will smite every horse of the people with blindness. [新译]到那日(是耶和华的宣告)我要击打所有的马匹,使它们惊恐,击打骑马的人,使他们疯狂;我必开眼看顾犹大家,我要击打万族所有的马匹,使它们瞎眼。
- Taking Huo Linhe open mine as an example, the article expounds in detail on the building method and application of the simulation mining software. 本文以霍林河露天矿为例,阐述了计算机模拟开采系统的建立方法及其应用。
- On the basis of the analysis of rock's dynamic feature, an analysis is made of the slope dynamic response caused by mine earthquake in Fushun Western Open Mining Area. 摘要在分析岩石动力特性的基础上,对抚顺矿区由矿震导致的西露天矿边坡动力响应进行了分析。
- Application of Explosives Casting in the Gently Inclined Medium-Thickness Ore Body of Shizishan Copper Mine 抛掷爆破在狮矿缓倾斜中厚矿体中的应用
- The optimal furrow pit direction and the optimal slope configuration fit to the little north open mining was obtained. 优化设计所取得的边坡形状为金堆城露天矿最大限度的减少废石剥离量,指导采区安全生产提供了帮助。
- At present,85% bauxite mines in China are open mining,the remaining is underground mining and lawless mining. 调查表明,目前国内铝土矿85%25以上为露天开采,其余为地下开采和民采。