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Mechanism and technology study of collaborative support with long and short bolts in large-deformati
[期刊论文] 作者：Yu Hui,Niu Zhiyong,Kong Linggen,Hao Caicheng,Cao Peng,,
来源：International Journal of Mining Science and Technology 年份：2015
Common short bolts of equal length are widely used to support the roofs of roadways in coal mines.However, they are insufficient to keep the roof stable against...
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