GB/T 46461.2-2025
ActiveInformation service system of vessel’s emergency positioning based on global navigation satellite system(GNSS)—Part 2: Information protocol for emergency position indicating radio beacon and emergency rescue centre
全球卫星导航系统(GNSS)船舶应急定位信息服务系统 第2部分:应急无线电示位标与应急救援中心信息交换协议