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文章分析了锚杆对巷道围岩的支护加强作用及锚杆对极限平衡区大小的影响 ,通过理论计算及现场实测对锚杆支护机理进行了研究 ,并提出相关支护建议 ,据此可为现场锚杆支护参数设计及施工提供技术指导
This paper analyzes the supporting effect of bolt on surrounding rock of roadway and the influence of bolt on the size of limit equilibrium zone. Based on theoretical calculation and on-the-spot measurement, the supporting mechanism of bolt is analyzed and relevant supporting suggestions are proposed It can provide technical guidance for the design and construction of on-site bolt support parameters