杆柱

• roof bolt
• bolt
• bolt support

参考释义

杆柱 [gān zhù]

• -
• 短语
  杆柱安装机 roof-bolting machine
  杆柱机 roof-bolter
  杆柱孔钻车 roof-bolting jumbo; roof-pinning jumbo
  杆柱钻孔机 roof-bolting stoper
  杆柱钻孔真空清扫器 bolthole vacuum cleaner

杆柱 [gǎn zhù]

• -