mining roadway roof 煤巷顶板
mining roadway layout 回采巷道布置
rectangular mining roadway 矩形回采巷道
Comprehensive mining roadway 综采巷道
mining roadway in coal seam 全煤回采巷道
fully-mechanized mining roadway 综采巷道
mining under roadway 公路下采矿
Applying small pillar to protecting roadway is a wide used layout in mining roadway.
小煤柱护巷是工作面上风巷普遍采用的一种布置方式。
Selecting support pattern is an important component in support design for mining roadway in fully mechanized caving face.
选择支护形式是综放回采巷道支护设计的重要内容。
With the object of wall rock in mining roadway, its stability classification and support technology are studied in detail.
本文以回采巷道围岩为研究对象，对其稳定性分类及其支护对策进行了深入细致的研究。
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