It was used for reference to selection of Train Communication Network on board.
为列车通信网络的应用选择提供参考。
Uses in the railroad communication facility power source, the train car power source.
用于铁路通信设备电源、铁路客车电源。
Uses in the railroad communication facility power source, the train car power source.
用于铁路通信设备电源、铁路客车电源。
应用推荐