单词	r/u用户限定符
释义	R/U用户限定符R/U What User Qualifier
随便看	discrete energy discrete energy level discrete energy levels discrete energy state discrete energy--state discrete event simulation discrete-event simulation discrete event system discrete excitation discrete exponential family discrete feature discrete-file crossrelation function discrete file format discrete fluid [model] discrete fourier discrete fourier decomposition discrete fourier series discrete fourier series{=dfs} discrete fourier tranform discrete fourier transform discrete fourier transform (dft) discrete fourier transform {=dft} discrete fourier transform--dft discrete fourier transform，dft discrete fractional gaussion noise