relative spectral power distribution
relative distribution coefficient
relative distribution function
relative distribution of roots
relative spectral luminous efficiency
Relative spectral reflectance
Relative spectral response
Radiant Flux Spectral Distribution
spectral distribution curve
spectral distribution function
Spectral distribution matrix function
spectral distribution of acoustic energy
spectral distribution of energy
Spectral distribution of X-ray tubes
spectral distribution property
weighted Bark spectral distortion