A.700(17) Performance Standards for Narrow-Band Direct-Printing Telegraph Equipment for the Reception of Navigational and Meteorological Warnings and Urgent Information to Ships (MSI) by HF 接收导航和气象警告及船舶紧急信息(MSI)的高频窄带直接印字电报设备的性能标准
国际公约法规(含国/部/行标) / A. Resolution(大会决议)
62阅读2022-02-21
