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- false dipping mining method 伪频斜采煤法
- The mining craft of longwall mining method has many characteristics.The roof slice longwall method increases the work of laying false roof for next slice. 长壁采煤法的采煤工艺具有多重特点:顶分层采煤增加了要为下分层填设假顶的工作。
- The longwall coal mining method along a direction,coal-mining technology,longwall coal mining method along the dip,and caving coal technology are discussed. 对单一走向长壁采煤法、采煤工艺、倾斜长壁采煤法以及放顶煤采煤技术进行了论述;
- flexsible shield mining in the false dip 伪倾斜柔性掩护支架
- On condition that we have known the true azimuth of the tunnel and determined only two false dip in the tunnel ,the attitude value has gotten by simple computation. 在已知巷道掘进方位角前提下,仅现场实测两个伪倾角数值,经简单公式计算,便可得到顶板产状。
- This paper introduced emphatically to mining method for the ore-body of gentle dip and medium thickness under the condition of medium or poor stableness of country rocks in upper wall. 本文着重介绍缓倾斜中厚;上盘围岩中稳到稳固性较差条件下的矿体的采矿方法改进实践过程.
- The article introduces the shortwall mining method along strike in medium-thickness seam with great dip angle,which is based on individual hydraulic prop and has brought great economic effect. 在大倾角中厚煤层推行走向短壁采煤方法,使用单体液压支柱,取得较好的技术经济效果。
- 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。
- 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。
- long wall mining method along dip 倾斜长壁采煤法
- The false alibi threw the police off the scent. 那个不在犯罪现场的伪证使警方失去了线索。
- An unwanted false electronic pulse. 一种不希望有的假电子脉冲。
- shortwall mining method in the dip 倾斜短壁采煤法
- She deluded herself with false hopes. 她以虚幻的希望欺骗自己。