IEC 61993-1:1999
海上导航和无线电通信设备及系统 第1部分:用VHF数字选择呼叫(DSC)技术的船用自动转发器系统装置 操作和性能要求 测试方法和要求的测试结果
Maritime navigation and radiocommunication equipment and systems - Part 1: Shipborne automatic transponder system installation using VHF digital selective calling (DSC) techniques - Operational and performance requirements, methods of testing and required