临界点 是什么？
临界点 A position along a route where, in the event of an emergency or abnormal situation, a decision must be made to proceed or return, often used in fuel or performance-critical calculations, such as the point beyond which it is safer or faster to continue than to turn back.
Source: ICAO Doc 9432, FAA PCG
How is “临界点” Used in Practice?
在临界点，机组需根据燃油和安全计算决定继续还是返航。
Certification Exam Relevance
Who Needs to Know This Term?
- Pilots
- Air Traffic Controllers
- Cabin Crew
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临界点 是什么？
A position along a route where, in the event of an emergency or abnormal situation, a decision must be made to proceed or return, often used in fuel or performance-critical calculations, such as the point beyond which it is safer or faster to continue than to turn back.
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