Valsts valodas centra izstrādātie transporta, infrastruktūras un sakaru termini

Konteksts: [..] The geographical separation between facilities operating on the same and adjacent frequencies shall be determined regionally and shall be based on the following criteria: a) the required functional service radii of the facilities; b) the maximum flight altitude of the aircraft using the facilities. [..]
Avots: Annex 10 to the Convention on International Civil Aviation. Volume V. Aeronautical Telecommunications.