GB/T 39140.2-2020金刚石圆锯片用夹紧卡盘第2部分:建筑施工和土木工程标准
英文:Clamping flanges for diamond circular saw blade—Part 2:Building construction and civil engineering GB/T 39140.2-2020介...
英文:Clamping flanges for diamond circular saw blade—Part 2:Building construction and civil engineering GB/T 39140.2-2020介...