NF EN 303084:2014被替代
Ground Based Augmentation System (Gbas) Vhf Ground-Air Data Broadcast (Vdb) - Technical Characteristics And Methods Of Measurement For Ground-Based Equipment - Harmonized En Covering The Essential Requirements Of Article 3.2 Of The R&Tte Directive (V1.1.1)
出版：Association Francaise de Normalisation
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