电信设备安装的电磁兼容及缓和措施 第2部分:接地和线缆电信设备安装的电磁兼容及缓和措施 第2部分:接地和线缆Electromagnetic compatibility in telecommunication:Installation and mitigation guidelines.Part 2:Earthing and cabling
电信设备安装的电磁兼容及缓和措施 第7部分:电磁干扰保护壳体的等级
Electromagnetic compatibility in telecommunication:installation and mitigation guidelines--Part 7:Degrees of protection provided by enclosures against electromagnetic disturbances