What is 备用座椅?
In this glossary, 备用座椅 refers to: A foldable seat located in the cockpit or cabin, reserved for off-duty crew, training personnel, or authorized observers during flight operations.
How is 备用座椅 used in aviation?
In aviation communication, this term appears in contexts such as: "经授权的观察员将在进近和着陆期间占用驾驶舱备用座椅。"
Why does 备用座椅 matter in aviation?
备用座椅 matters because it supports clear communication in Cabin 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.
Who uses 备用座椅?
备用座椅 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.
What category does 备用座椅 belong to?
In this glossary, 备用座椅 is grouped under Cabin. Related pages in this category explain adjacent procedures, commands and operational concepts.
Where does this definition come from?
This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.