board and pillar method 房柱式开采法
pillar method of stoping 柱式采矿法
chamber and pillar method 房柱开采法
breast and pillar method 房柱式采煤法
bord and pillar method 房柱式开采法
open-end pillar method [矿业] 开端式煤柱回采法
pillar method of working [矿业] 柱式采矿法
We propose a new mining method: point-pillar paste filling based on the combined advantages of room-pillar method and backfilling.
将房柱式开采和膏体充填开采的优点相融合，提出了点柱式膏体充填采煤方法。
The continuous wall junctions are connected by the methods of junction pipe method, junction plate method and section steel pillar method and good effectiveness has been gained.
连续墙墙段接头采用接头管法、接头板法和型钢柱法，均取得了较好的效果。
The paper is of important instructive importance to reduce loss and depletion by sublevel caving method without sill pillar.
并对今后无底柱分段崩落法降低损失贫化具有重要的指导意义。
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