Clear-air turbulence
volume
British pronunciation/klˈiəɹˈeə tˈɜːbjʊləns/
American pronunciation/klˈɪɹˈɛɹ tˈɜːbjʊləns/

تعریف و معنای "clear-air turbulence"

Clear-air turbulence
01

strong turbulence in an otherwise cloudless region that subjects aircraft to violent updrafts or downdrafts

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