搜索筛选:
搜索耗时0.0850秒,为你在为你在102,285,761篇论文里面共找到 1 篇相符的论文内容
发布年度:
[期刊论文] 作者：Li Huamin,Syd Peng,Li Huigui,Xu Yongxiang,Yuan Ruifu,Yue Shuaishuai,Li Kun,,
来源：International Journal of Mining Science and Technology 年份：2016
Coal seams in Tashan Mine of Datong Coal Group in China average 15 m thick and have been mined by the top coal caving longwall mining method of large mining hei...
相关搜索：
