adjustable frequency drive
rotor variable frequency drive
variable frequency drive
variable frequency drive system
resonant mode
共振样式
共振模态
谐振模
共振模
共振波模[态]
谐振模式
共振质
natural resonant frequency
Resonant frequency
共振频率
谐振频率
共振的频率
中耳共振频率
共振峰频率
响应频率
固有频率
谐振电压
频率
外推法
共振线
振频
resonant frequency acquired
resonant frequency meter
resonant frequency of traveling wave
seismometer resonant frequency
temperature coefficient of the resonant frequency
upper resonant frequency
vertical resonant frequency
ENSO mode and ENSO-like mode
period ratio of torsion mode to translation mode