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1.
Design of Key Components of Hydraulic Roof Support Mining Total Height under "Three Soft" and Unstable Coal Seam
三软不稳定煤层一次采全高液压支架关键部件设计
2.
Longwall mining along the dip of the unstable coal seam and strata control
不稳定煤层倾斜长壁开采及矿压控制
3.
Research on the Prediction Methods of Surface Movement and Deformation in Unstable Seam
不稳定煤层地表移动变形预测方法研究
4.
Application of Oblique Sublevel Positive-Step Mining Method on Steeply-inclined Unstable Seam
急倾斜不稳定煤层斜分段正台阶采煤方法的运用
5.
Technology of Gas Outburst Elimination,Gas and Coal Dust Management with Water Injection in Coal Seam at Coal Face in "Three Soft" Coal Seam
“三软”煤层采煤工作面煤层注水消突治理瓦斯、煤尘技术
6.
Selection of Hydraulic Powered Top Coal Caving Support and Three Equipment Matching Applied to Deep Inclined Seam with Soft Roof,Soft Coal and Soft Floor
大倾角三软煤层放顶煤支架选型及三机配套
7.
Analysis on Stability of Coal Pillar in Goaf Area of No.11 Seam in Tangshangou Mine
唐山沟煤矿11号煤层采空区煤柱稳定性分析
8.
Research on mining technology of combined mining at large inclined angle "three soft" coal seam
“三软”煤层大倾角综采回采工艺研究
9.
"Three soft" in thick Coal Comprehensive mechanization mining stent selection of importance
“三软”中厚煤层综采支架选型的重要性
10.
Light Drills Digs "Three soft" Coal Bed Coal Lane Tunneling Application
轻型钻掘机在“三软”煤层煤巷掘进中的应用
11.
Application of big-obliquity angle mining in three-soft seam in Shitai Coal Mine
“三软”煤层大倾角开采在石台煤矿的应用
12.
Deep "three soft" measures inclined roadway open seam of cosl-process research of technologies
深部“三软”煤层斜井措施巷揭煤防突技术研究
13.
Fully Mechanized Top Coal Caving Mining Technology in Combined Seams with Close Distance and with Soft Roof,Soft Coal and Soft Floor in Guobei Mine
涡北煤矿近距离三软煤层合并综放开采技术
14.
Research and Application of Strengthening Technology at Coal Roadway Crossing Point in "Three Soft" Coal Seam
“三软”煤层煤巷交岔点加固技术研究与应用
15.
Application of Coal-bearing Formation Rock Depositional Features in Three-soft Coal Seam
含煤岩系沉积特征在“三软”煤层中的应用
16.
Fuzzy Comprehensive Evaluation and Prediction of Coal Seam-roof Stability Based
煤层顶板稳定性模糊综合评判和预测
17.
Stability analysis of basic roof in fully-mechanized top-coal caving mining of the steep seam
急斜煤层综放开采中基本顶的稳定性
18.
Research on in-situ stresses and borehole stability of coal seam in Jingbian gas field
靖边气田煤层地应力及井壁稳定研究