综放开采散体顶煤对支架与围岩关系影响的实验研究 - 杨胜利;李兆欣;魏炜杰;张锦旺 (煤炭学报, 2017)
Keywords: 动载荷; 岩石颗粒; 支架与围岩关系; 破碎顶煤; 缓冲性能; 岩石颗粒; 破碎顶煤; the support and the surrounding rock relationship; 缓冲性能; broken top-coal; 动载荷; dynamic load; rock particles; buffer effect; 支架与围岩关系