differentiating device

• 差速器

differentiating device的用法和样例：

例句

1. Electric eddy retarder is a kind of auxiliary braking device which can increase the life of vehicles' transmitting and braking systems.
   摘要缓速器是一种辅助刹车系统，无接触制动方式，通过车轮高速转动与电磁作用，吸收车辆制动能量，达到减速的目的。