EN 60917-2-4-2010 电子设备用机械结构设计模型化规则.第2-4部分:分规范.25 mm设备的接口配合尺寸.插箱或底盘用配合尺寸
Modular order for the development of mechanical structures for electronic equipment practices - Part 2-4: Sectional specification - Interface coordination dimensions for the 25 mm equipment practice - Adaptation dimensions for subracks or chassis applicab