顶板硐室爆破方法处理大跨度采空区的应用实践
苗明义
Application of Chamber Blasting Method in Treating Large-span Gob Area
MIAO Ming-yi
矿冶工程 . 2013, (3): 31 -33 .  DOI: 10.3969/j.issn.0253-6099.2013.03.009