光纤通信设备 meaning in English

optical fiber communications

Performance requirement for machinery electrization installation of fiber - optical communication equipment . machinery installation requirement for fiber - optical communication equipment of stationary ground
光纤通信设备机械电气安装技术要求.地面固定式光纤通信设备机械安装要求
Performance requirement for machinery electrization installation of fiber - optical communication equipment . electrization installation requirement for fiber - optical communication equipment of stationary ground
光纤通信设备机械电气安装技术要求.地面固定式光纤通信设备电气安装要求