1.
Influence of Coal Strength Coefficient on Width of Protective Coal Pillar
煤的强度系数对井巷保护煤柱宽度影响分析
2.
Study on the Stability of Rock Surrounding Gateway with Different Coal-pillar Widths
煤柱宽度对巷道围岩稳定性影响分析
3.
Design of rational width of coal pillars in gateways in gently inclined shallow coal seams
浅埋缓斜煤层回采巷道合理煤柱宽度设计
4.
The paper introduces a method to use the observation technology to ascertain the width of stage coal pillar by an example.
通过一个实例介绍了用实测技术确定区段煤柱宽度的方法。
5.
Theoretical determination of the section coal pillar's reserve-width in medium thick coal seam
中厚煤层区段煤柱留设宽度理论确定
6.
The discussion about waterproof mine columniationpillar width in Small coal mines bare area
小煤窑采空区留设防水煤柱合理宽度的探讨
7.
Calculation and evaluation on the safe width of fault waterpro of coal (rock) pillar
断层防水煤(岩)柱安全宽度的计算与评价
8.
Analysis on Numerical Simulation of Rational Width for Coal Pillar in Different Sections of Fully Mechanized Coal Mining Face in Seam Island
孤岛综采面区段煤柱合理宽度的数值模拟分析
9.
Reasonable Width of Waterproof Coal Pillar Under the Condition of Different Fault Dip Angles
不同断层倾角条件下防水煤柱合理宽度的研究
10.
Numerical Simulation and Calculation on Plastic Zone Width of Coal Pillar for Strip Mining
条带开采煤柱塑性区宽度的数值模拟与计算
11.
High-precision microseismic monitoring system to reasonable width of segment coal pillar in extra-thick coal seam fully mechanized top-coal caving mining
特厚煤层综放工作面区段煤柱合理宽度的微地震监测
12.
Study of Surrounding Rock Structure and Deformation Mechanism of Roadway under Different Widths of Section Coal Pillar;
不同宽度区段煤柱巷道围岩结构及变形机理研究
13.
Study on Stress State of Wide Strip Pillar in Gobs of Deep Mines
深井采空区宽条带煤柱受力状态研究
14.
Reinforcement Mechanism of Anchored Bolt for Coal Pillar and Analysis of Influence Factors of Pillar Strength
煤柱锚杆加固机理与煤柱强度影响因素分析
15.
EXPERIMENTAL RESEARCH ON CRACK WIDTH ON REINFORCED CONCRETE BIAS COLUMN WITH HRBF500
HRBF500钢筋混凝土偏压柱裂缝宽度试验
16.
RESEARCH ON THE APPROACH OF HIGH ACCURACY AND WIDE BAND SEISMIC ACQUISITION OF COAL MINE
煤炭宽带高精度地震采集方法的研究
17.
The effects of stress on fracture and permeability in coal bed
应力对煤岩裂缝宽度及渗透率的影响
18.
Experimental Study of Calculating Width of Equivalent Beam and Interior Column Joints for Slab-column Structures Subjected to Horizontal Forces;
水平力作用下板柱结构等代梁计算宽度和中柱节点的试验研究