Aviation English
Basic ATC

允许更换频率 是什么？

允许更换频率 ATC clearance for the pilot to leave the current frequency, typically when no further communication is required on that frequency.

Source: ICAO Doc 9432, FAA PCG

How is “允许更换频率” Used in Practice?

中区台：Cessna 45X，允许更换频率，再见。

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

联系离场台联系塔台切换至联系地面台

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Frequently Asked Questions

允许更换频率 是什么？

ATC clearance for the pilot to leave the current frequency, typically when no further communication is required on that frequency.

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