龙首矿双中段回采方案的研究与实施
安文杰
Program of Sublevel Stoping at Two Middle Elevations of Ore Mass in Longshou Mine and Corresponding Operation
AN Wen-jie
矿冶工程 . 2014, (5): 31 -33 .  DOI: 10.3969j.issn.0253-6099.2014.05.008