... downward filling method 下向充填法 Dowty prop 道梯液压支柱 Draeger breathing apparatus 德雷格型氧气呼吸器 ...
基于8个网页-相关网页
对高龙金矿下向分层进路胶结充填采矿法所用的充填材料进行了室内试验研究。
The indoor experiment on the filling materials used for downward slicing drift mining with cemented backfill in Gaolong Gold Mine was performed.
简述了铲运机出矿的下向进路式水砂充填采矿法的主要技术特点和在武山铜矿北矿带的成功应用。
This paper describes main technical characteristics of underhand drift hydraulic sand filling method and its successful application at North Part of Wushan Copper Mine.
下向分层胶结充填采矿法是矿岩破碎、开采技术条件复杂的难采矿体最有效的采矿方法。
The underhand slice stoping with cemented filling is the most effective mining method for incompetant orebody with complicated mining conditions.
应用推荐