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mao zhu suo lian he zhi hu zai ruan ruo po sui wei yan qu yu de ying yong
Author(s): 
Pages: 62-63,76
Year: Issue:  12
Journal: Coal

Keyword:  软弱破碎围岩高强锚杆注浆锚杆;
Abstract: 针对常村煤矿23采区轨道下山软弱破碎围岩区域特殊地质条件及支护情况,结合相关支护理论,提出了“高强锚杆+注浆锚杆+锚索加强支护”的联合支护体系,经现场60 d的巷道变形观测,达到了巷道安全使用的目的,取得了良好的支护效果。
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