| 1. | Study on roof control in shallow seam longwall mining
浅埋煤层长壁开采顶板控制研究 |
| 2. | Control technology of composite roof in deep well coal bed
深井煤层复合顶板控制技术 |
| 3. | Dss of roof control designing based on web
的顶板控制设计决策支持系统 |
| 4. | Roof control practice of gob - side entry retaining in 91208 roadway
91208巷沿空留巷顶板控制实践 |
| 5. | Talking about the control of moken roof in comprehensive mining working face
综采工作面破碎顶板控制 |
| 6. | Roof control technology of light - support in full - mechanized mining face
轻型支架综采工作面顶板控制技术 |
| 7. | Roof control technology of mining roadway in 2 coal seam in liyazhuang colliery
煤层回采巷道顶板控制技术研究 |
| 8. | Controlling floor heave with strengthening roof in gateway by numerical analysis
加固顶板控制巷道底鼓的数值分析 |
| 9. | Head face roof control technology in very complex structure seam working face
极复杂构造煤层工作面端面顶板控制技术 |
| 10. | The roof control technology of combined machinery island face in jining no . 2 coal mine
济宁二号煤矿综放孤岛工作面的顶板控制技术 |
