Amendment 1 - Maritime navigation and radiocommunication equipment and systems - Class B shipborne equipment of the automatic identification system (AIS) - Part 1: Carrier-sense time division multiple access (CSTDMA) techniques
修改件1.海上导航和无线电通信设备和系统.自动识别系统(AIS)的B类船载设备.第1部分:载波侦听时分多址(CSTDMA)技术