Dampingrate of the vibrator of the oscillograph is one of the important parameters, as it effects the dynamic characteristics of the vibrator.
光线示波器振子的阻尼率是一个重要的特性参数，对振子的动态特性有很大影响。
2
We study the decay rate of solutions of beam equations with damping and external force.
研究含外力和阻尼项一类梁的横振动方程解的率减率。
3
At last, it is put forward that the severe self-excited torsional vibration due to any range of initial slip rate can be avoided by increasing the torsional damping of the driveline.