Two new barrier pillar design methods for longwall mining

被引：0
|
作者：
Majdi, A. [1 ]
Hassani, F.P. [1 ]
Cain, P. [1 ]
机构：
[1] Society of the Energy of James Bay, LAI, Canada
来源：
Mining science & technology | 1991年 / 13卷 / 03期
关键词：
14;
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页码：323 / 336
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