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Span,Bolt and Cable Tunnel Large Section of Support Mechanism
Author(s): 
Pages: 6-8,11
Year: Issue:  2
Journal: Coal

Keyword:  煤巷大断面锚杆锚索联合支护;
Abstract: 随着综采工作面设备的大型化,开采强度与产量的大幅度提高,要求的巷道断面也越来越大,大大增加了支护难度,单锚杆支护已很难满足支护要求,文章就锚杆-锚索联合支护的作用机理和在切眼支护设计中的实际应用,以及支护效果进行了研究.
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