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Flight Phase

正爬升率

An indication, after takeoff, that the aircraft is climbing and the rate of climb is greater than zero as shown on the vertical speed indicator (VSI). Used by pilots to confirm climb before gear retraction.

Quick answer: An indication, after takeoff, that the aircraft is climbing and the rate of climb is greater than zero as shown on the vertical speed indicator (VSI). Used by pilots to confirm climb before gear retraction.

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Quick answer

An indication, after takeoff, that the aircraft is climbing and the rate of climb is greater than zero as shown on the vertical speed indicator (VSI). Used by pilots to confirm climb before gear retraction.

Why it matters

正爬升率 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 正爬升率?

In this glossary, 正爬升率 refers to: An indication, after takeoff, that the aircraft is climbing and the rate of climb is greater than zero as shown on the vertical speed indicator (VSI). Used by pilots to confirm climb before gear retraction.

How is 正爬升率 used in aviation?

In aviation communication, this term appears in contexts such as: "起飞后，飞行员报告“正爬升率”，副驾驶随即收起起落架。"

Why does 正爬升率 matter in aviation?

正爬升率 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 正爬升率?

正爬升率 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does 正爬升率 belong to?

In this glossary, 正爬升率 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

An indication, after takeoff, that the aircraft is climbing and the rate of climb is greater than zero as shown on the vertical speed indicator (VSI). Used by pilots to confirm climb before gear retraction.

Operational example

After liftoff, the pilot announces 'Positive rate' and the first officer responds by retracting the landing gear.

Localized term

正爬升率

Localized example

起飞后，飞行员报告“正爬升率”，副驾驶随即收起起落架。

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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