A: Yaw is controlled through a differentialgear within the transmission.
答：亚乌奥是控制差动齿轮的变速器。
2
In this paper, the curvilinear equations of pin gear tooth outline are deduced by the differential geometry method, and the software for the dynamic design of pin geartransmission is designed.
文章采用微分几何的方法建立了销齿轮齿形的曲线方程，设计了销齿轮传动的动态设计软件。
3
In essence the belt planetary gear continuously variable transmission is a planetary differential train the speed of which is adjustable.