Anglais ⇄ Anglais Grec Polonais Russe +

downstream data authority
comm., transp., aviat.	αρχή δεδομένων στη συνέχεια της διαδρομής
Anglais glossaire
downstream data authority
aviat.	A designated ground system, different from the current data authority through which the pilot can contact an appropriate ATC unit for the purposes of receiving a downstream clearance.