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本文通过对小官庄铁矿破裂岩巷道十多年的支护和现场实测分析 ,提出破裂岩巷道锚杆支护围岩的主次承载区协调作用关系 ,指出这种作用关系的要点、实质和基本原则
Based on the more than ten years of support and field survey of the ruptured rock roadway in Xiaoguzhuang Iron Mine, this paper puts forward the coordinative relationship between the primary and secondary bearing zones of the rock bolting surrounding rock in the fractured rock roadway, and points out the main points and essences of this role relationship And the basic principle