Modular order for the development of mechanical structures for electronic equipment practices - Part 2: Sectional specification; interface coordination dimensions for the 25 mm equipment practice (IEC 60917-2:1992); German version EN 60917-2:1994
电子设备用机械结构开发的模块化顺序.第2部分:分规范;25mm设备的接口协调尺寸规程(IEC 60917-2-1992);德文版EN 60917-2:1994