พื้นผิวสำคัญ คืออะไร?
พื้นผิวสำคัญ 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 “พื้นผิวสำคัญ” Used in Practice?
กรุณายืนยันว่าพื้นผิวสำคัญทั้งหมดปลอดโปร่งจากสิ่งปนเปื้อนก่อนขออนุญาตขึ้นบินในฤดูหนาว
Certification Exam Relevance
Who Needs to Know This Term?
- Pilots
- Air Traffic Controllers
- Cabin Crew
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พื้นผิวสำคัญ คืออะไร?
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.
Where can I learn this term for free?
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