rotary drilling
导读：rotary drilling读音音标
[ˈrəutəri ˈdriliŋ]
rotary drilling意思解释
释义旋转钻探；
双语例句In rotary boring, rock penetration is achieved by the rotation of t
[ˈrəutəri ˈdriliŋ]
rotary drilling意思解释
释义旋转钻探；
双语例句In rotary boring, rock penetration is achieved by the rotation of t
rotary drilling读音音标
[ˈrəutəri ˈdriliŋ]
rotary drilling意思解释
释义
旋转钻探；
双语例句
In rotary boring, rock penetration is achieved by the rotation of the hollow cutting tool.旋转钻探利用中空的切削工具通过旋转钻透岩石。
