Inglés ⇄ Alemán Inglés Ruso Serbio latín Ucraniano +

rendering valid
tec.	Gueltigkeitserklaerung m (PEL, AIR, Luftfahrerschein, Lufttuechtigkeitszeugnis)
rendering a licence valid
tec.	Gueltigkeitsanerkennung f (eines Erlaubnisscheines)
rendering a certificate of airworthiness valid
tec.	Gueltigkeitsanerkennung f (von Lufttuechtigkeits-Zeugnissen)
Inglés tesauro
rendering a Certificate of Airworthiness valid
avia.	The action taken by a Contracting State, as an alternative to issuing its own Certificate of Airworthiness, in accepting a Certificate of Airworthiness issued by any other Contracting State as the equivalent of its own Certificate of Airworthiness.
rendering a licence valid
avia.	The action taken by a Contracting State, as an alternative to issuing its own licence, in accepting a licence issued by any other Contracting State as the equivalent of its own licence.