Aviation English
Phonetic Alphabet

Hai la gi?

Hai The ICAO/FAA radiotelephony spelling for the numeral '2'. Used to communicate numbers, headings, altitudes, flight levels, and runways unambiguously in ATC transmissions.

Source: ICAO Doc 9432, FAA PCG

How is “Hai” Used in Practice?

Tăng lên và giữ độ cao bay hai năm không, báo khi đạt tới.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

Hai la gi?

The ICAO/FAA radiotelephony spelling for the numeral '2'. Used to communicate numbers, headings, altitudes, flight levels, and runways unambiguously in ATC transmissions.

Where can I learn this term for free?

Termify is a 100% free professional English app that teaches Hai and 4,071+ other industry terms with native pronunciation, IPA transcriptions and career quizzes. Available on iOS in 23 languages. No subscription, no credit card required.

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