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- The law of top coal movement on a fully mechanized longwall face with top coal caving wasanalysed thoroughly on the basis of field observation andfinite element calculation. 本文根据现场观测、数值计算以及理论分析,详细阐述了放顶煤采场的顶煤变形运动规律,指出了顶煤变形运动可划分成四个区:顶煤变形区,压裂区,松动区和放落区。
- Practice of Gas Control Technique for Fully Mechanized Longwall Face along Dip in High Gassy Region 高瓦斯区倾向长壁综采面瓦斯防治技术与实践
- Research on mine fire extinguishing countermeasures for fully mechanized longwall face in spontaneous combustion thick seam 易自燃厚煤层综采工作面防灭火对策研究
- fully mechanized longwall face 综采工作面
- fully mechanized longwall caving mining face 综放工作面
- fully mechanized longwall mining face 综采工作面
- fully mechanized longwall top coal caving mining face 综放面
- fully mechanized longwall caving mining 综放开采
- fully mechanized longwall top coal caving mining 综放开采
- mine fully mechanized longwall coal mining 煤矿综采
- Research and development on goaf model test system for fully mechanized caving longwall face 综放长壁开采采空区模型试验系统研制
- Discussion on rational advancing and mining length of fully mechanized longwall mining face in Shendong Mining Area 神东矿区综采工作面合理推采长度设计探讨
- Design and exploration of forced roof falling for fully mechanized longwall top coal caving mining face 综放工作面强制放顶的设计与探索
- Design and Test of Hydraulic Jet Sprayer Controlling Dust Shearer in Longwall Face Fully Mechanized with Sublevel Caving 综放面煤机水力引射喷雾降尘装置的设计与试验
- Water drainage experiences in fully mechanized longwall coal mining face under special conditions 特殊条件下综采工作面排水经验
- Site measurement and digital simulation of dust density distribution in fully mechanized longwall coal mining face 综采工作面粉尘浓度分布的现场实测与数值模拟
- Economic analysis on over pass cross-cut mining of fully mechanized longwall mining face 综采工作面跨石门回采经济分析
- Analysis and research on secondary stress change law of fully mechanized longwall caving mining face 综放面次生应力变化规律分析研究
- Application of gob-side entry retaining technology to transportation gateway of fully mechanized longwall mining face 沿空留巷技术在综采工作面运输顺槽的应用
- Self-Ignition of Loose Coal around the Gate in Fully Mechanized Longwall Top-Coal Caving Face 无煤柱综放面沿空巷道煤层自燃过程数值模拟
