摘要
通过对马城铁矿多个水平平巷断面支护技术的分析,对深部地下矿山运输、通风、行人等功能的巷道断面对应各级围岩采取的支护形式进行了深入分析与总结。
Through the analysis of support technologies of gateway sections in several levels of Macheng Iron Ore,the paper carries out profound analysis and summary of the corresponding support types used in each level of surrounding rocks of gateway sections with functions of deep underground mine transport,ventilation,and pedestrians,etc.
引文