复杂受压条件下不同尺寸煤柱破坏倾向性研究
何耀宇,宋选民,赵金昌
A study on damage proneness of coal pillars of different sizes under complicated compression conditions
HE Yaoyu,SONG Xuanmin,ZHAO Jinchang
采矿与安全工程学报 . 2015, (4): 592 -596 .