Flight Phase

真空速

The actual speed of an aircraft relative to the air mass through which it is flying, corrected for altitude and temperature.

Quick answer: The actual speed of an aircraft relative to the air mass through which it is flying, corrected for altitude and temperature.

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Quick answer

The actual speed of an aircraft relative to the air mass through which it is flying, corrected for altitude and temperature.

Why it matters

真空速 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 真空速?

In this glossary, 真空速 refers to: The actual speed of an aircraft relative to the air mass through which it is flying, corrected for altitude and temperature.

How is 真空速 used in aviation?

In aviation communication, this term appears in contexts such as: "飞行员在保持三五零飞行高度时报告真空速为470节。"

Why does 真空速 matter in aviation?

真空速 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 真空速?

真空速 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does 真空速 belong to?

In this glossary, 真空速 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

The actual speed of an aircraft relative to the air mass through which it is flying, corrected for altitude and temperature.

Operational example

The pilot reported a true airspeed of 470 knots while maintaining flight level three-five-zero.

Localized term

真空速

Localized example

飞行员在保持三五零飞行高度时报告真空速为470节。

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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