Aviation English
Flight Planning

可用决断距离 是什么？

可用决断距离 Distance from threshold to point on runway where go‑around decision altitude is reached, allowing a missed‑approach before runway end.

Source: ICAO Doc 9432, FAA PCG

How is “可用决断距离” Used in Practice?

飞行员：可用决断距离计算为800米，与跑道中心线对齐。

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

测距设备距离测量方位/距离定位点决断高度

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Frequently Asked Questions

可用决断距离 是什么？

Distance from threshold to point on runway where go‑around decision altitude is reached, allowing a missed‑approach before runway end.

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