顿钻

顿钻的英文翻译

基本释义

• American system drill
• churn drill
• cable-system drill

参考释义

顿钻 [dùn zuàn]

• - {机} （冲击钻） percussion drilling; American system drill; cable-system drill; churn drill
• 短语
  顿钻机percussion drilling rig
  顿钻钻井churn drilling; percussion drilling; cable tool drilling
  顿钻钻头chopping bit