Aviation English
Basic ATC

保持IFR 是什么？

保持IFR A phrase used to instruct the pilot to continue flying under Instrument Flight Rules.

Source: ICAO Doc 9432, FAA PCG

How is “保持IFR” Used in Practice?

ATC指示：'保持IFR条件，报告任何偏离飞行计划的情况。'

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

高度表设置仪表保持VFR未目视到交通

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Frequently Asked Questions

保持IFR 是什么？

A phrase used to instruct the pilot to continue flying under Instrument Flight Rules.

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