矿柱

[kuàng zhù]

• jamb
• mine prop
• pillar
• rib
• ore pillar
• post
• bearer
• ore column
• columnar ore shoot
• fender
• dumpling
• pit prop

参考释义

矿柱 [kuàng zhù]

• -
• 短语
  矿柱巷道 {采矿} pillar split
  矿柱回采 pillar recovery
  矿柱强度 pillar strength