derailleur

noun

1. 拨链器， 变速器 （自行车换挡装置）
   a type of gear on a bicycle that works by lifting the chain from one gear wheel to another larger or smaller one

1. To solve this, a new type of shifter mechanism is proposed that would synchronize the shifting of the front and rear derailleur, resulting in a range of gears with continuously increasing gear ratios.
   为了解决这个问题，建议把新型变速结构同步将变速器转移至前后方，得以连续增加齿轮比范围。
2. Revolutionary new designs like the Shimano Shadow rear derailleur complement the the latest evolution of traditional designs to give you the right choice for your riding style.
   像禧码诺的相对于传统设计的后变速器遮挡配置灯革命性新设计将会是作为你自己骑行风格的最正确选择。
3. Design of Cutting Slot Die for the Derailleur Screw Thread Plate
   变速器螺纹板切槽模设计
4. Fourth, in order to avoid the resonance, the dynamic property analysis should be done to make the working frequency of all the movement parts apart from the inherent frequency of the derailleur box when the automobile derailleur is designed.
   在进行汽车变速器设计时，应对变速器箱体进行动态特性分析，使箱体固有频率远离各运动件的运转频率，避免产生共振。