临涣煤矿9#煤层回采巷道支护效果的数值模拟分析研究

临涣煤矿9#煤层回采巷道支护效果的数值模拟分析研究的英文翻译

基本释义

• The Numerical Simulation and Analysis on the Support Effect of the Mining Roadway in 9%23 Coal Seam of Linhuan Colliery