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Flight Phase

巡航下降

A gradual descent initiated by the pilot or ATC from cruising altitude, often to optimize fuel burn or prepare for arrival, not directly tied to an approach clearance.

Quick answer: A gradual descent initiated by the pilot or ATC from cruising altitude, often to optimize fuel burn or prepare for arrival, not directly tied to an approach clearance.

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Quick answer

A gradual descent initiated by the pilot or ATC from cruising altitude, often to optimize fuel burn or prepare for arrival, not directly tied to an approach clearance.

Why it matters

巡航下降 matters because it supports clear communication in Flight Phase contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is 巡航下降?

In this glossary, 巡航下降 refers to: A gradual descent initiated by the pilot or ATC from cruising altitude, often to optimize fuel burn or prepare for arrival, not directly tied to an approach clearance.

How is 巡航下降 used in aviation?

In aviation communication, this term appears in contexts such as: "ATC：汉莎211，巡航下降批准，经过高度层240时报告。"

Why does 巡航下降 matter in aviation?

巡航下降 matters because it supports clear communication in Flight Phase contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses 巡航下降?

巡航下降 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does 巡航下降 belong to?

In this glossary, 巡航下降 is grouped under Flight Phase. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

A gradual descent initiated by the pilot or ATC from cruising altitude, often to optimize fuel burn or prepare for arrival, not directly tied to an approach clearance.

Operational example

ATC: Lufthansa 211, cruise descent approved, report passing flight level two four zero.

Localized term

巡航下降

Localized example

ATC：汉莎211，巡航下降批准，经过高度层240时报告。

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Flight Phase

Exam relevance

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

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

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