单词room and pillar
un.: 房柱式采煤法
网络: 以房柱法
房柱式采煤法
This type of operation, called room- and- pillar mining , is used most often with soft mineral deposit like salt and coal.
这种作业通常称为房柱式采矿法，开采盐和煤这样的松软矿床时最常用。
A numerical simulation method used in three-dimensional subsidence calculation of room and pillar mining
房柱式开采减沉效果的三维数值模拟研究
A semi-analytic method used in three-dimensional subsidence calculation of room and pillar mining
半解析方法用于房柱式开采沉陷的三维计算
Ore Recovering from Goaf of Room and Pillar Mining Method in Xishan Gypsum Mine, Taiyuan City, Shanxi Province
西山石膏矿房柱采矿法采空区矿石回收
Simulated Materials Experiment on the Stability for The Marble Mine of up Level Room-and-pillar
大理石矿上水平房柱稳定性相似材料模拟研究
Technical analysis on feasibility of new room and pillar mining method
新型房柱式采煤法可行性技术分析
Recovery of Remnant Intervening Pillars with Common Room and Pillar Method
采用普通房柱法回采顶底间柱残留矿体
Study on Gas Concentration Distribution Rules in Goaf of Room and Pillar Working Face
房柱式采煤工作面采空区瓦斯浓度分布规律研究
Expert system in identifying failure mode of hanging wall of room-and-pillar mining
空场采矿法采场顶板破坏模式识别专家系统
Stability Numerical Analysis of Mine Room and Pillar Affected by Fault
矿房与矿柱稳定性的断层影响数值模拟研究