BS EN 60917-2-5-2012 电子设备构体的机械结构件研制用模块排序. 分规范.25 mm设备的接口协调尺寸规格. 其他设备用机箱接口尺寸规格
Modular order for the development of mechanical structures for electronic equipment practices. Sectional specification. Interface co-ordination dimensions for the 25 mm equipment practice. Cabinet interface dimensions for miscellaneous equipment