凿岩

• rock drilling
• rock lifting

参考释义

凿岩 [záo yán]

• -
• 短语
  凿岩爆破 drilling and blasting
  凿岩爆破法 drill-blasting method
  凿岩锤 drilling hammer; jack hammer
  凿岩打楔[劈裂]法 drill-splitting method
  凿岩工 drillman
  凿岩机械 rock drilling machinery
  凿岩台车 drill jumbo
  凿岩性 drilling character of rock
  凿岩钻头[钎头] rock bit