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本文着重从围岩的流变特性分析了集中下山的变形破坏原因,并建立了巷道变形破坏的理论模型,根据巷道变形的特点采取了相应的防治措施,取得了较好的技术经济效果。
Based on the rheological characteristics of surrounding rock, this paper analyzes the causes of deformation and failure of concentrated down-hill and establishes the theoretical model of deformation and failure of roadway. Corresponding control measures are taken according to the characteristics of roadway deformation.