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| structure de l'espace aérien (A poster entitled "Canada's Airspace" (TP 6010) provides a graphic representation of airspace structure) | |||
| structure d'espace aérien | |||
| English thesaurus | |||
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| The structure that defines the physical dimensions of the elements into which the airspace is divided, such as control zones CZ, terminal control areas TCA, control area extensions CAE and airways. The dimensions of airspace structure elements are described in the Designated Airspace Handbook DAH. | |||
