单词	state of the thing
释义	state of the thing 事态
随便看	low-frequency flow regime low frequency fluctuation low frequency furnace low-frequency furnace low-frequency gain low-frequency gauge low frequency generator low-frequency generator low frequency grating low frequency group low frequency guad low frequency head low-frequency head low frequency heating low-frequency high-voltage test low frequency homogeneous electromagnetic wave low-frequency-hydraulic-pulse low frequency hydrophone low-frequency hydro-pulse low-frequency impedance low-frequency impedance corrector low-frequency impedance correc tor low-frequency impedance parameter Low frequency impulse current therapy low frequency induction