Aviation English
Cabin Safety

备用出口 是什么？

备用出口 A secondary or backup emergency exit designated for use when a primary exit is unusable during evacuation.

Source: ICAO Doc 9432, FAA PCG

How is “备用出口” Used in Practice?

如指定出口受阻或不安全，请乘客使用备用出口。

Certification Exam Relevance

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

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related Aviation English Terms

紧急出口出口受阻使用机翼上方出口紧急出口座排

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Frequently Asked Questions

备用出口 是什么？

A secondary or backup emergency exit designated for use when a primary exit is unusable during evacuation.

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