掘

• Tunnelling machines - air locks - safety requirements
  隧道掘进机.气闸.安全要求
• The tanks ploughed up the muddy roads
  坦克车在泥泞的道路上掘了了高高低低的车辙。
• Excavation permits information system epis information
  掘路许可证资讯系统资料
• Trial excavation of donghuantuo site in fengrun county
  丰润东欢坨遗址试掘简报
• Example of development of cutterhead of shield machine
  盾构掘进机刀盘研制实例
• Probing into gas control techniques in coal road drivage
  煤巷掘进瓦斯治理技术探讨
• View on the oick distribution of the tunnel roadheader
  对煤巷掘进机截齿分布的看法
• Application of coal anchor support along goaf
  煤锚支护在完全沿空掘巷中的应用
• The prisoners escaped by burrowing under the wall
  囚犯们在墙下掘地道逃走了
• Tbm roadway ripping machine used in adit construction
  岩巷掘进机在平峒施工中的运用