GB/T 37656-2019海上导航和无线电通信设备及系统D级数字选择性呼叫(DSC)甚高频(VHF)无线电话测试方法及要求的测试结果国家标准
英文:Maritime navigation and radiocommunication equipment and systems—VHF radiotelephone equipment incorporating Class“D”D...
英文:Maritime navigation and radiocommunication equipment and systems—VHF radiotelephone equipment incorporating Class“D”D...