1) interchamber pillar
矿房间的矿柱
2) optimization of middle pillars of room size
房间矿柱尺寸优化
3) room-and-piller mining method
房柱法采矿
4) Mining way in house-post
房柱采矿法
1.
,Ltd in management of ceiling board of Mining way in house-post,the author has a deep research of how to enhance slope mines in mining process of ceiling boards.
通过对斗南矿区房柱采矿法的应用及顶板管理工作现状的介绍,对今后加强缓倾斜矿体采矿过程中的顶板管理工作进行探讨。
5) pillar space
矿柱间距
补充资料：房间
房子内隔成的各个部分：这套房子有五个～。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条