关键表面 是什么？
关键表面 Any aircraft part essential for lift or control, including wings, control surfaces, and stabilizers, which must be clear of frost, ice, or snow for safe flight.
Source: ICAO Doc 9432, FAA PCG
How is “关键表面” Used in Practice?
在冬季运行中请求起飞许可前，请确认所有关键表面无污染物。
Certification Exam Relevance
Who Needs to Know This Term?
- Pilots
- Air Traffic Controllers
- Cabin Crew
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关键表面 是什么？
Any aircraft part essential for lift or control, including wings, control surfaces, and stabilizers, which must be clear of frost, ice, or snow for safe flight.
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