DIN EN 300019-2-3-2004 设备工程(EE).电信设备的环境条件和环境试验.第2-3部分:环境试验规范.抗大气影响场所用固定设备
Equipment Engineering (EE) - Environmental conditions and environmental tests for telecommunications equipment - Part 2-3: Specification of environmental tests; Stationary use at weather protected locations (Endorsement of the English version EN 300019-2-