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Hydraulic support crushed mechanism for the shallow seam mining face under the roadway pillars of ro
[期刊论文] 作者：Wang Fangtian,Duan Chaohua,Tu,
来源：矿业科学技术学报：英文版 年份：2017
While the fully-mechanized longwall mining technology was employed in a shallow seam under a room mining goaf and overlained by thin bedrock and thick loose san...
Hydraulic support crushed mechanism for the shallow seam mining face under the roadway pillars of ro
[期刊论文] 作者：Wang Fangtian,Duan Chaohua,Tu Shihao,Liang Ningning,Bai Qingsheng,,
来源：International Journal of Mining Science and Technology 年份：2017
While the fully-mechanized longwall mining technology was employed in a shallow seam under a room mining goaf and overlained by thin bedrock and thick loose san...
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