Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6826
Is Reference of Απόσβεση τόξου-el#Sense
Estinzione d'arco-it#Sense
Arc extinction-en#Sense
Lichtbogenloeschung-de#Sense
Lysbueslutning-da#Sense
Valokaaren sammutus-fi#Sense
Slukning med lysbue-da#Sense
Extinction d'arc-fr#Sense
Extinción del arco-es#Sense
Ljusbågesläckning-sv#Sense
Het blussen van de lichtboog-nl#Sense
Extinção de arco-pt#Sense