Aviation English
Basic ATC

预计 是什么？

预计 Used by ATC to advise pilots of anticipated instructions or clearances, such as altitude changes or approach clearances, to assist with planning.

Source: ICAO Doc 9432, FAA PCG

How is “预计” Used in Practice?

ATC：N456AB，预计在1345Z获得进一步许可。

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

预计 是什么？

Used by ATC to advise pilots of anticipated instructions or clearances, such as altitude changes or approach clearances, to assist with planning.

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