NF Z85-842-4-2008
电磁兼容性和无线电频谱情况(ERM).VHF空对地和空对空数字链接(VDL)模式4无线电设备.航空移动(空运)设备的技术特性和测量方法.第4部分:点对点功能(V1.2.1)
Electromagnetic compatibility and Radio spectrum Matters (ERM) - VHF air-ground and air-air Digital Link (VDL) Mode 4 radio equipment - Technical characteristics and methods of measurement for aeronautical mobile (airborne) equipment - Part 4 : Point-to-p