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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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