7.9
评估符合水平和垂直平面的水平。
该水平旨在评估表面垂直或水平平面的对应关系,并测量与水平面表面的一定程度的偏差。March 14, 2025
March 14, 2025
March 14, 2025
March 14, 2025
March 14, 2025
March 14, 2025
March 14, 2025
March 14, 2025
March 14, 2025
March 14, 2025
March 13, 2025
March 13, 2025