Basic ATC
A standard radiotelephony term meaning 'I have received all of your last transmission'; it does not imply compliance or agreement.
Quick answer: A standard radiotelephony term meaning 'I have received all of your last transmission'; it does not imply compliance or agreement.
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A standard radiotelephony term meaning 'I have received all of your last transmission'; it does not imply compliance or agreement.
了解 matters because it supports clear communication in Basic ATC contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.
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Questions and answers
In this glossary, 了解 refers to: A standard radiotelephony term meaning 'I have received all of your last transmission'; it does not imply compliance or agreement.
In aviation communication, this term appears in contexts such as: "タワー：現在の進路を維持してください。パイロット：了解、現在の進路を維持します。"
了解 matters because it supports clear communication in Basic ATC contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.
了解 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.
In this glossary, 了解 is grouped under Basic ATC. Related pages in this category explain adjacent procedures, commands and operational concepts.
This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.
A standard radiotelephony term meaning 'I have received all of your last transmission'; it does not imply compliance or agreement.
Tower: Maintain present heading. Pilot: Roger, maintaining present heading.
了解
タワー：現在の進路を維持してください。パイロット：了解、現在の進路を維持します。
English reference definition
ICAO Doc 9432, FAA PCG
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