
Electromagnetic Compatibility And Radio Spectrum Matters (erm) - Vhf Air-ground Digital Link (vdl) Mode 4 Radio Equipment - Technical Characteristics And Methods Of Measurement For Ground-based Equipment - Part 2: General Description And Data Link Layer
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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EN 301 842-2 V1.5.1 (2006) - Identical