Aviation English
Flight Planning

可变备用油 是什么？

可变备用油 Additional reserve fuel calculated proportionally to flight time beyond the fixed reserve, for unforeseen delays.

Source: ICAO Doc 9432, FAA PCG

How is “可变备用油” Used in Practice?

调度员：在固定备用油之上加入按航行时间的5%计算的可变备用油。

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

备用油量固定备用油备降机场油量起动前总油量

Learn “可变备用油” Free with Termify

Master 可变备用油 and 4,071+ professional terms with native pronunciation, IPA transcriptions and career quizzes. 100% free, forever.

Download Free for iOS

Frequently Asked Questions

可变备用油 是什么？

Additional reserve fuel calculated proportionally to flight time beyond the fixed reserve, for unforeseen delays.

Where can I learn this term for free?

Termify is a 100% free professional English app that teaches 可变备用油 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.

Last updated: