Synchronous motor drives the outer cylinder to rotate to shear the fluid, and the cylinder passes the viscous force to the inner cylinder that connects to a circular shaft.

由同步电动机带动外圆筒旋转剪切流体，从而将粘性力传递给内筒，内筒与圆轴相连。

youdao

Angular stiffness and elastomer shear strain on maximum swinging Angle are important indexes in flexible joint design of solid rocket motor.

角刚度(又称弹性比力矩)及弹性件在最大摆角下的剪切应变是固体发动机柔性接头设计的重要指标。

youdao