单词	七氟化物
释义	七氟化物医Heptafluoride
随便看	frequency slow-scanning frequency smoothing frequency sounder frequency sounding frequency sounding curve frequency sounding instrument frequency sounding method frequency source frequency sources frequency space Frequency Space Characteristic Impedance frequency-space domain frequency space measurement frequency-space migration frequency spacing frequency span frequency span accuracy Frequency specialization frequency-specific frequency specification frequency specific three microphone frequency spectra frequency spectral frequency spectral parameter frequency spectrogram