English translation for "钻直井"

straight-hole drilling

Similar Words：

"钻针表面速度" English translation, "钻针柄" English translation, "钻针柄部" English translation, "钻针孔" English translation, "钻针切削面" English translation, "钻至" English translation, "钻至设计深度" English translation, "钻制喷管" English translation, "钻中心孔" English translation, "钻中心孔机床" English translation