DIN EN 61360-1-2004 电气元器件标准数据元素类型和相关分类模式.第1部分:定义.原则和方法
Standard data element types with associated classification scheme for electric components - Part 1: Definitions - Principles and methods (IEC 61360-1:2002 + A1:2003); German version EN 61360-1:2002 + A1:2004