Aviation English
Emergencies

緊急降下とは？

緊急降下 A rapid descent initiated by flight crew in response to a pressurization failure, smoke, or other onboard emergency.

Source: ICAO Doc 9432, FAA PCG

How is “緊急降下” Used in Practice?

客室の与圧喪失のため、乗務員はFL100への緊急降下を開始した。

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

与圧喪失機内煙緊急降下ドリフトダウン

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Frequently Asked Questions

緊急降下とは？

A rapid descent initiated by flight crew in response to a pressurization failure, smoke, or other onboard emergency.

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