A.702(17) Radio Maintenance Guidelines for the Global Maritime Distress and Safety System (GMDSS) Related to Sea Areas A3 and A4 全球海上遇险和安全系统(GMDSS)中A3和A4海区的无线电维修指南
国际公约法规(含国/部/行标) / A. Resolution(大会决议)
35阅读2022-02-21
