vibrationlessadj.无振动的vibrationn.震动；颤动vibration-rotationaladj.振动旋转的vibration galvanometer振动式电流计vibrational scattering振动散射vibrational coordinate振动坐标Vibration Piston Corer振动活塞取样钻具vibration fatigue test振动疲劳试验vibration-proof lamp防振灯vibration noise source振动噪声源vibrational resilience振动态回弹性vibration vector angle振矢角