percussive rotary drilling的意思|示意
冲积转式钻眼
percussive rotary drilling的网络常见释义
冲积转式钻眼 ... 冲孔器：hollow punch 冲积转式钻眼：percussive rotary drilling 冲霍感度：impact sensitivity ...
冲积钻钻探 ... percylite 氯铜铅矿 percussive rotary drilling 冲积钻钻探 percussion rotary boring 冲积钻钻探 ...
percussive rotary drilling相关短语
1、 percussive-rotary drilling 冲击旋转钻井
2、 auger-percussive-rotary drilling 螺旋冲击回转钻进
3、 pneumatic percussive rotary drilling 风动冲击回转钻进