This paper, through accurate calculation, takes account of the effects of the mechanical structure on the measuring stability and gives the basic principles and method of choosing the torque sensor and rotational speed sensor.

• 本文通过精确的计算，充分地考虑了机械结构对测量稳定性的影响，提出了选择转矩传感器及转速传感器的基本原理与方法。