Valsts valodas centra izstrādātie transporta, infrastruktūras un sakaru termini

Konteksts: [..] A heavy unmanned free balloon shall not be operated in an area where ground-based SSR equipment is in use, unless it is equipped with a secondary surveillance radar transponder, with altitude reporting capability, which is continuously operating on an assigned code, or which can be turned on when necessary by the tracking station [..]
Avots: Annex 2 to the Convention on International Civil Aviation - Rules of the Air