短語(yǔ)詞組短語(yǔ)amplitude of low frequency fluctuation 采用低頻振蕩振幅;用低頻振蕩振幅;低頻振蕩振幅;低頻振蕩振幅算法fluctuation amplitude of flux 流量脈動(dòng)幅值 返回 amplitude of fluctuation