| 1. | Additionally , a special force / torque sensor was designed for the friction measurement of a rotational traveling wave ultrasonic motor . the elastic body of two - component sensor was optimized with finite element method . one dimension of the sensor measures normal force , another measures torque 针对试验的特殊要求,并利用有限元法对传感器进行了结构优化,设计了组合式两维传感器,该传感器的一维测量法向正压力,另一维测量扭矩。 |