Fractional Fourier Transform(FRFT)is an extension of the conventio nal Fourier Transform(FT)in the transform order.It has some special features wh ich are different form(FT).是什么意思_Fractional Fourier Transform(FRFT)is an extension of the conventio nal Fourier Transform(FT)in the transform order.It has some special features wh ich are different form(FT).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句