planetary differential

基本解释

In essence the belt planetary gear continuously variable transmission is a planetary differential train the speed of which is adjustable.
带式行星齿轮无级变速器实质上是一种可无级变速的封闭式差动轮系。
This paper presents the performance of new model monkey winch for mine. and its design calculation of the planetary differential variable-speed drive device.
介绍了一种新型矿用小绞车的性能及其行星差速变速传动装置的设计计算。
The differential device with stepless speed regulation, which is composed of a mechanical stepless speed governor and a planetary differential device, has many advantages.
利用机械式无级变速器与行星差速器组合成无级调速差动机构，具有许多优点。