Aviation English
Fueling Deicing

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

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

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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