Characteristics of a digital system, named navigational data for broadcasting maritime safety and security related information from shore-to-ship in the maritime HF frequency band
国外标准现行
标准号:ITU-R M.2058-0-2014
标准名称: 用于海上高频(HF)波段广播海上安全和与海岸至船舶方向安全信息的导航数据数字系统的特性
英文名称:Characteristics of a digital system, named navigational data for broadcasting maritime safety and security related information from shore-to-ship in the maritime HF frequency band