Aviation English
Basic ATC

ลดระดับและคงไว้ คืออะไร?

ลดระดับและคงไว้ An instruction to begin descent and level off at the specified altitude, maintaining it until further clearance is issued.

Source: ICAO Doc 9432, FAA PCG

How is “ลดระดับและคงไว้” Used in Practice?

ลดระดับและคงไว้ที่ 11000 ฟุต, American 317

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

ลดระดับลงไปที่การตั้งค่ามาตรวัดความสูงคงไว้ไต่ระดับและคงไว้

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Frequently Asked Questions

ลดระดับและคงไว้ คืออะไร?

An instruction to begin descent and level off at the specified altitude, maintaining it until further clearance is issued.

Where can I learn this term for free?

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