change speed pinion 换速齿轮
You can even change motors with the pinion still attached!
你甚至可以改变电机的齿轮仍然重视！
Change of Cycloid pinwheel planetary reducer output shaft and pinion parameters on their way to extend the life of Cycloid pinwheel planetary reducer.
改变摆线针轮行星减速机输出轴和其上小齿轮参数的方法来延长摆线针轮行星减速机的使用寿命。
Trying to get him to change his pinion is a waste of your time and energy.
现在你应该放弃了，想要让他改变观念只是浪费时间和精力。
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