| 1. | Study of mine pressure with room - pillar mining in nantun coal mine 南屯煤矿房柱式开采矿山压力研究 |
| 2. | Safe mining technique for coal face with large mining height and hard roof 坚硬顶板工作面矿山压力显现特征 |
| 3. | Application of waveguide optics technology in underground pressure research 导波光学技术在矿山压力研究中应用 |
| 4. | Method of monitoring for behavior of rock pressure about the roadway in coal mines 煤矿巷道矿山压力显现观测方法 |
| 5. | Research on law of strata pressure behavior in the steep inclined coal face 大倾角采煤工作面矿山压力显现规律的研究 |
| 6. | A study on the mine pressure law on the dead soft blast layer working face 极软煤层轻放开采工作面矿山压力显现规律分析 |
| 7. | Regularity and characteristics of ground pressure when rapid advancing implemented in short - wall fully - mechanized top coal caving face 短壁综放面快速推进矿山压力显现规律与特征 |
| 8. | The strata behavior rule of longwall face with individual props in shallowly buried coal seam covered with thick soil was summarized 实验和观测表明,尽管其上覆岩层的力学强度比较小,煤层埋深浅,但工作面初次来压步距大,矿山压力显现剧烈,周期来压台阶下沉量大。 |
| 9. | With the example of jianchang coal mine and jidong coal mine , analyzed the rule of ground wet lifting , pouring gas amount addimg , mine pressure increasing and influence on production , also provided the solving methods 以碱场煤矿和鸡东煤矿为例,分析了煤矿深部开采时出现的地温升高、瓦斯涌出量增加、矿山压力增大的规律性及其对生产技术工作产生的影响,提出了解决问题的方法,有较强的针对性,并取得较好的应用效果。 |
| 10. | According to the underground pressure distribution rule and the separation control function of drainage borehole , the shallow hole drainage technology is studied and tested by using the characteristic that the gas permeability may have an obvious increase after mining in front of the working face , obtaining some useful parameters , showing that the technology is feasible and credible 根据矿山压力分布规律和抽放钻孔的隔断控制作用,并利用工作面前方煤体受采动卸压后透气性显著提高这一特性,研究并试验了却压区浅孔抽放技术,获得了该抽放技术的工艺参数。 |