Ground control of narrow coal pillar in gob side entry driving with fully mechanized top coal caving mining in extra-thick coal seam

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作者：
Dong, Hexiang [1 ]
机构：
[1] Jinneng Holding Group Co., Ltd., Datong,037001, China
来源：
Journal of Mining and Strata Control Engineering | 2021年 / 3卷 / 03期
关键词：
Anchor bolts - Anchor cables - Bolts - Coal - Coal deposits - Coal mines - Mine roof control - Rock mechanics - Rocks - Room and pillar mining;
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