During a therapeutic period, you may want to practice the pose with the foot touching the opposite knee instead of the inner thigh to further reduce the torque.
在治疗期间，你可以把屈膝的脚放在对侧的膝盖处来代替放在大腿内侧，以减少压力。
2
The needle roller clutch bearing is a kind of compound function bearing which transmits torque between the shaft and housing in one direction and allows free overrun in the opposite direction.
滚针离合器轴承是可单向传递轴和轴承座之间的扭矩，而反方向允许自由转动的一种复合功能轴承。
3
Insert nut is designed for rapid installing into thermo-plastics by means of ultrasound. Its two opposite helical knurl bands provide a combination of high torque and pulling out resistance.