second gear

英 [ˈsekənd ɡɪə(r)]

美 [ˈsekənd ɡɪr]

第二速度齿轮；二档齿轮

英英释义

noun

• the gear that has the second lowest forward gear ratio in the gear box of a motor vehicle
  1. he had to shift down into second to make the hill
  Synonym:second

双语例句

• Experimental Research on Geometrical Flow Characteristic of the Second Type of Compound Gear Pump
  第二类复合齿轮泵几何流量特性分析与试验
• Change into second gear when you go up the hill.
  上山时要换第二挡。
• Don't engage second gear too soon, or the engine will stall.
  不要太早上第二档，否则引擎就会熄火。
• The Second Development of Gear Optimum Design Based on Pro/ E
  齿轮优化设计的Pro/E二次开发
• The driver changed down from third to second ( gear).
  驾驶员将车速从第三挡调低到第二挡。
• Influence of x gear on the Flow Characteristic of the Second Kind of Compound Gear Pump
  齿轮变位对第二类复合齿轮泵流量特性的影响
• On the basis of the elastic-hydrodynamic lubrication theory proposed by the English engineers Dawson and Higginson the author has described and made a numerical analysis of the scoring of the main gear reduction unit second gear, Proposals aimed at alleviating scoring are also given.
  本文以英国道森与希金森的弹性流体动力润滑理论（EHD）为基础，对主齿轮减速器第二级齿轮擦伤的形成进行了计算分析和阐述，并对抑止擦伤提出了建议。
• Second upgrading of industrial gear oil and rebuilding method of the oil selection
  工业齿轮用油第二次更新换代与选油方法的重建
• The Optimum Design of QX-type Second Order Epicyclic Reduction Gear Unit
  QX型二级行星齿轮减速器优化设计
• When the clutch broke, the car was locked into second gear
  离合器失灵后，汽车只能在二挡行驶。