V2EX v-speed

V-Speed

释义 Definition

V-speed飞机在特定构型与条件下的标准“速度基准值/限制速度”(多为“指示空速”),用于起飞、爬升、失速、进近、结构限制等操作与性能计算。常见如 V1、Vr、V2、Vs、Vx、Vy、Vne 等。(不同机型与重量/高度/温度条件下的 V 速度会不同,通常以飞行手册为准。)

发音 Pronunciation

/vi spid/

例句 Examples

Before takeoff, review the aircraft’s V-speeds.
起飞前,复习/确认飞机的各项 V 速度。

At a higher weight and temperature, the required takeoff distance increases, so accurate V-speed calculations become critical.
在更高的重量和温度下,所需起飞距离会增加,因此准确计算 V 速度就变得至关重要。

词源 Etymology

V-speedV + speed 构成:其中 V 通常解释为 velocity(速度) 的缩写;在航空语境里也常被认为与法语 vitesse(速度) 的传统用法有关。该术语用于把一组“具有固定意义的关键速度”以统一符号系统标记出来。

相关词 Related Words

文学与著名作品 Literary Works

  • Pilot’s Handbook of Aeronautical Knowledge(FAA《航空知识飞行员手册》)
  • Airplane Flying Handbook(FAA《飞机飞行手册》)
  • Jeppesen Private Pilot Manual(Jeppesen《私人飞行员教材/手册》)
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