Use: Test the flatness of plate, leveling ruler, machine tool working platform, guides and precision work-piece.

用途：检测平板、平尺、机床工作台、导轨和精密工件的平面度、直线度。

youdao

Use: Test the flatness of plate, leveling ruler, machine tool working platform, guides and precision work-piece.

用途：检测平板、平尺、机床工作台、导轨和精密工件的平面度、直线度。

youdao