短語(yǔ)詞組短語(yǔ)basic standard frequency 基本標(biāo)準(zhǔn)頻率basic natural frequency 基本自振周期basic NMR frequency 基本核磁共振頻率basic repetition frequency 基本重複頻率BSF Basic Standard Frequency 基本標(biāo)準(zhǔn)頻率basic driving frequency 基本超速頻率basic vibration frequency 固有振動(dòng)頻率basic structural frequency 結(jié)搆基頻Basic double frequency Buck converter 基本雙頻Buck變換器 返回 basic frequency