In this paper, a simplified method is which can be used to predict the stability boundaries of the horizontal-axis wind turbine blade undergoing the flap-pitch coupling vibrations.

本文给出了预示水平轴风力机叶片挥舞—扭转耦合振动稳定边界的一种简单方法。

youdao

The speed reducer upper on the main machine makes central axis rotate through shaft coupling and roller hanger rotates with central axis and rollers on the hanger roll around the inside of ring.

安装在主机顶部的减速机，通过联轴器连接中心轴旋转，中心轴带动磨辊吊架旋转，磨辊装在吊架上沿磨环内周一起滚动。

youdao

HC Series, CNC Hydraulic Coupling gear indexing Tables (4th axis, non-lifting type), the standard model are every 1 and 5 degrees indexing (72d and 360d).

HC系列，液力偶合器齿轮数控分度表(第4轴，非提升式)，标准模型，每1和5度索引(72d和360d)。

youdao