Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/3606002
Is Reference of Spectrumverharding-nl#Sense
Σκλήρυνση φάσματος-el#Sense
Hardening-en#Sense
Durcissement du spectre-fr#Sense
Indurimento dello spettro-it#Sense
Spectral hardening-en#Sense
Spektrale Haertung-de#Sense
Spektral hærdning-da#Sense