欢迎访问《金属矿山》杂志官方网站,今天是 分享到:
丁集矿复杂条件下回采巷道掘进及支护技术
徐有全, 贾尚昆
Tunneling and Supporting Technology of Mining Roadway Under Complex Conditions in Dingji Coal Mine
XU You-Quan, JIA Shang-Kun
金属矿山 . 2011, (12): 44 -46 .