IEC 61097-6:2019
全球海上遇险和安全系统(GMDSS).第6部分:船舶接收导航和气象警告及紧急信息用窄带直接打印电报设备(NAVTEX)
Global maritime distress and safety system (GMDSS) - Part 6: Narrowband direct-printing telegraph equipment for the reception of navigational and meteorological warnings and urgent information to ship