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- Stope pillar recovery in overall mining method 全面采矿法采场的矿柱回采
- Keywords openpit;oxidized ore;overall mining method;minedout area; 露天采坑;氧化矿;全面采矿法;空区处理;
- overall mining method 全面采矿法
- Practical experiences with shrinkage mining method for pillar extraction over the pust ten years were summarized. 从我矿资源和矿柱回采实际情况出发,总结了近十几年来用留矿法回采底柱的实践经验。
- 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。
- Based on the experience gained over years,the author presents an in depth analysis in tabular form of the techno economic feasibility of this mining method,and the factors affecting its application. 文章的作者基于长期从事水力采煤的实践经验,以列表方式,从技术可行性和经济可采性方面进行了详细地综合分析,论述了影响采用井工水力采煤工艺的诸多因素。
- 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。
- 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。
- 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。
- 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。
- Application of Sublevel Chamber Mining Method in Jinan Steel City Mining Co., Ltd. 分段矿房法在济南钢城矿业公司的应用。
- He tried to varnish over the truth with a lie. 他试图用谎言来掩盖真相。
- I've got the hump over what he said to me. 我已经对他所说的很不耐烦了。
- Through to between two mining method contrast,The demonstration appears has the mining method superiority. 通过对两个采矿方法之间的对比,显示出现有采矿方法的优越性。
- She threw a scarf over her shoulders. 她在肩上披上一块肩巾。
- The boat heeled over in a strong wind. 船在强风吹袭下倾侧了。
- Controlled blasting is the key technique of mining method and stoping technology. 控制爆破技术是采矿方法及回采工艺实施中的关键技术。