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Supporting Affect of Bolt Anchor in Coal Drift Supporting Walls
Author(s): 
Pages: 56-57,63
Year: Issue:  2
Journal: Coal

Abstract: 锚杆是兼有支护和加固两种作用的较完美的支护形式.径向锚固力主要起着支护作用,切向锚固力主要起着加同作用.而在煤巷围岩中,主要是径向锚固力起作用.文章就锚杆锚固力在煤巷围岩中的支护作用进行了深入探讨.
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