IEC 60297-3-105:2008
电子设备用机械结构件.482.6mm(19in)系列机械结构件尺寸.第3-105部分:1U高底架用尺寸和设计方面
Mechanical structures for electronic equipment - Dimensions of mechanical structures of the 482,6 mm (19 in) series - Part 3-105: Dimensions and design aspects for 1U high chassis