Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Vikataajuus-fi#Sense
Συχνότητα βλαβών-el#Sense
Feilfrekwentie-nl#Sense
Frequenza di guasto-it#Sense
Fréquence de défaillance-fr#Sense
Failure frequency-en#Sense
Frequência de falhas-pt#Sense
Ausfallhaeufigkeit-de#Sense
Frecuencia de fallos-es#Sense
Fejlfrekvens-da#Sense