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介绍一种用于煤矿回采巷道支护的新型锚杆,分析研究该锚杆在回采巷道工业性试验中的力学性能及支护特性。结合支护效果与其它支护形式进行技术经济比较。
This paper introduces a new type of anchor used in roadway support in coal mine and analyzes the mechanical properties and support characteristics of the bolt in the industrial test of mining roadway. Technical and economic comparison between support effect and other support forms.