Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Randhaerten-de#Sense
Trempe de la surface cémentée-fr#Sense
Tempra della superficie cementata-it#Sense
Têmpera superficial-pt#Sense
Επιφανειακή βαφή-el#Sense
Têmpera da superfície cementada-pt#Sense
Trempe superficielle-fr#Sense
Oppervlakharding-nl#Sense
Hardening of carburized surface-en#Sense
Temple de la superficie cementada-es#Sense
Pintakarkaisu-fi#Sense
Randhærdning-da#Sense
Dubbelhärdning-sv#Sense