The orientation plate, the axial line in the handle, and the middle axial line of the drill rod are on the same plane.

本实用新型所说的定向板与手柄中轴线、钻杆中轴线在同一平面。

youdao

The orientation plate, the axial line in the handle, and the middle axial line of the drill rod are on the same plane.

本实用新型所说的定向板与手柄中轴线、钻杆中轴线在同一平面。

youdao