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- narrow vein mining method 薄矿脉采矿法
- In raining industry developed countries mining mechanization in narrow vein mines was introduced widespreadly. 在采矿业较发达的国家,薄窄矿脉矿山采掘机械化普遍推行。
- Optimization of mining method for steep dip and narrow vein in Bei-Gan-Gou Gold Mine 北干沟金矿急倾斜薄矿脉采矿方法优化选择
- Keywords Steep and extremely narrow vein;Mining method selectilon;Resuing-and-filling method;Shrinkage Mining method; 急倾斜极薄矿脉;采矿方法选择;削壁充填法;留矿法;
- Keywords Narrow vein mining;Mechanion;Microhydeauli-drilling jumbo;Micro LHD; 薄窄矿脉;采掘机械化;微型液压凿岩台车;微型铲运机;
- The underhand slice stoping method, with reinforced concrete for roof support, is recommended to mine narrow veins where the mining technological conditions are very complicated. 针对采矿技术条件复杂的薄矿脉开采,推荐采用有钢筋混凝土护顶的下向分层充填采矿法。
- The pressure distribution law acting on man-made concrete bottom post under loading thefilling material is a subject to be sdudied in steeply inclined thin vein mining using dry filling method. 急倾斜极薄矿脉干式充填采矿法中,充填料对人工混凝土底柱的压力规律是一个需进一步研究的问题。
- Experienced in surface and underground exploration, mapping, drilling and grade control of an organic narrow vein. 有丰富的地表及地下勘探,钻探工作经验,以及绘图技巧,熟练掌握薄矿岩层的矿脉品位控制,了解湖南的高品位石英矿脉系统。
- The article introduces the craff process,technological main points and techno-economics data etc,which belong to the mining method for the most inclined thin-mineral vein. 介绍了一种适用于急倾斜薄矿脉矿体的采矿方法的工艺过程、技术关键、技经指标等;
- Alteration mylonite gold deposit, which is steeply dipping and narrow vein together. 河台金矿开采急倾斜、薄矿体、矿岩中等稳固的蚀变糜棱岩型金矿床。
- Discussion on the Mining Method of Jilongshan Mineral Industry Co., Ltd. 鸡笼山矿业有限公司采矿方法探讨。
- A new process mining method was presented based on Markov transition matrix. 提出了一种基于马尔可夫转移矩阵的过程挖掘方法。
- Parker Formation coal mine blast mining method adopted, with 450 employees. 柏家沟煤矿采取爆破采煤法,拥有职工450人。
- Borehole hydromining is a kind of safe and efficient new mining method . 钻孔水力采煤是一种既安全、又能极大地提高资源利用率的新的采矿方法。
- We have raised the coal output by using better mining methods. 我们利用更好的采煤法增加了煤炭产量。
- A treelike model of data produced by certain data mining methods. 由某些数据挖掘方法生成的数据的树状模型。
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- The adaption of mining method is the similarity between the mining conditions of designed mine and adaption capacity. 而采矿方法的适应性实质上是指其适应范围与设计矿山开采条件的近似程度。
- Application and Development of Filled Stope Mining Method in Underground Mine of BAIYIN Nonferrous Metals Co. 白银公司井下矿山充填采矿方法的应用。
- The practice of recovering ore pillar of gentle dip and narrow vein 缓倾斜薄矿脉矿柱回收实践