双侧膝关节屈伸肌群达峰力矩的时间（TPT）随测试速度的增加而减小，同一测试速度下伸肌达峰力矩的时间大于屈肌；
The time to peak torque(TPT) of junior athletes reduced with the test speed increasing and the time of extensors TPT are longer than flexors;
作用在任意运动物体（系）上的力和力矩可以分别表示成流场中动力学涡量的一阶矩和二阶矩随时间的变化率。
The force and moment exerted on the solid body are expressed as the rate of change of the first-and second-order kinetic vorticity moments, respectively.
传感器要采用螺栓固定，保证一定的紧固力矩，长时间使用不会松动。
Sensor bolt to be used to ensure a certain degree of tightening torque, prolonged use will not become loose.
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