您在此处
分享该页
You are here 主页 > ITU Publications > Radiocommunication (ITU-R) > ITU-R Questions > Satellite services > Global Maritime Distress and Safety System requirements for mobile-satellite systems operating in the bands 1 530-1 544 MHz and 1 626.5-1 645.5 MHz
Share
Question SG04.109
Managed by SG04