V2EX drivetrain

Drivetrain

定义 Definition

drivetrain 指“传动系统/动力传动系”:把发动机(或电机)的动力传到车轮(或履带等)并实现减速、变速与分配扭矩的一整套部件的总称,通常包括变速箱、传动轴、差速器、半轴等(不同车型构成略有差异)。

发音 Pronunciation (IPA)

/dravtren/

例句 Examples

The drivetrain sends power from the engine to the wheels.
传动系统把发动机的动力传到车轮上。

A faulty drivetrain can cause vibration and poor acceleration, especially under heavy load.
传动系统故障可能导致抖动和加速无力,尤其在重载时更明显。

词源 Etymology

drive(驱动、传动)+ train(一串相连的装置;机械中常指“齿轮/机构的联组”)组成。这里的 train 不是“火车”,而是指“相互连接、依次传递作用的一组机械部件”,合起来即“负责传递驱动力的一组机构”。

相关词 Related Words

文学与著作 Literary Works

  • Automotive Technology: A Systems Approach(Jack Erjavec 等)汽车系统教材中频繁使用 drivetrain 讲解动力传递与故障诊断。
  • Race Car Vehicle Dynamics(Milliken & Milliken)赛车工程经典著作中用 drivetrain 讨论传动系统对操控与牵引的影响。
  • How to Build a Car(Adrian Newey)与赛车设计相关的纪实作品中会以工程语境提到 drivetrain 等关键部件。
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