Aviation English
Basic ATC

Không thể la gi?

Không thể A phrase used by pilots to indicate they cannot comply with a specific instruction or clearance.

Source: ICAO Doc 9432, FAA PCG

How is “Không thể” Used in Practice?

Phi công khuyên: 'Không thể tuân thủ hạn chế độ cao, yêu cầu phương án thay thế.'

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

Được phépDuy trìTăng lên đếnTiếp tục

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Frequently Asked Questions

Không thể la gi?

A phrase used by pilots to indicate they cannot comply with a specific instruction or clearance.

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