短語詞組短語Vibration Angular Velocity 振動角速度particle vibration velocity 振動速度;質(zhì)點振動速度;質(zhì)點振速instantaneous vibration velocity 瞬時振動速度vibration velocity level [力]振動速度級critical particle vibration velocity 臨界振速vertical particle vibration velocity 垂向質(zhì)點振動速度relative vibration velocity 相對振動速度eriticat failure vibration velocity 臨界破壞振速vibration velocity wave 振動速度波 返回 vibration velocity