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[期刊论文] 作者:Shuaishuai Li,Yi-Qun Xie,Yibin,
来源:黑龙江科技学院学报 年份:2017
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[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...
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