发展中的电子设备构体机械结构模数序列 第2-5部分:分规范 25 mm设备构体的接口协调尺寸 各种设备用机柜接口尺寸
Modular order for the development of mechanical structures for electronic equipment practices—Part 2-5: Sectional specification—Interface co-ordination dimensions for the 25 mm equipment practice—Cabinet interface dimensions for miscellaneous equipment