Aviation English
Basic ATC

離脱中とは？

離脱中 Used by pilots to report they are vacating a specific altitude, either climbing or descending from it.

Source: ICAO Doc 9432, FAA PCG

How is “離脱中” Used in Practice?

フライトレベル360を離脱、290へ降下中、Lufthansa 621。

Certification Exam Relevance

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

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related Aviation English Terms

通過時に報告高度計設定降下して維持せよ降下して

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Frequently Asked Questions

離脱中とは？

Used by pilots to report they are vacating a specific altitude, either climbing or descending from it.

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