e/Fatigue damage spectrum

Information
has gloss	eng: The Fatigue Damage Spectrum (FDS) of a vibration is obtained by tracing the fatigue damage experienced by a linear Single Degree of Freedom System (SDOF) according to its natural frequency, for given damping ratio and for a given value of parameter b (this parameter comes from the Basquin law representing the Wöhler curve of the material constituting the structure).
lexicalization	eng: Fatigue damage spectrum
instance of	(noun) the act of vibrating vibration, quiver, quivering