Equipment Engineering (EE) - Environmental conditions and environmental tests for telecommunications equipment - Part 1-7: Classification of environmental conditions; Portable and non-stationary use (Endorsement of the English version EN 300019-1-7 V2.1.4 (2003-04) as German standard)
设备工程(EE).电信设备的环境条件和环境试验.第1-7部分:环境条件的分类;便携式和非固定使用(认可英文版EN 300019-1-7 V2.1.4(2003-04)为德国标准)