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

• 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。
• 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。
• 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
• Under the coach's guidance, I started to practice how to start the car, and switch to first gear, and then second and third gear;
  在他得指导下，我开始练习怎样从发动车子到换上更高的档位；
• Change into second gear when you go up the hill.
  上山时要换第二挡。
• The paper analysed the influence of x gear on the movement law of each engaging point and the flow characteristic of the second kind of compound gear pump with x gear.
  分析了齿轮变位对第二类平衡式复合齿轮泵各啮合点运动规律和瞬态流量特性的影响，并得出了有关流量及其脉动公式，以及最佳结构形式。
• A note on the second order gear's method for stiff differential equation
  刚性方程的二阶Gear方法的注记
• 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。
• 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
• 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。