Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Facteur de temps de marche-fr#Sense
Fator de tempo de trabalho-pt#Sense
Fator de tempo de funcionamento-pt#Sense
Συντελεστής χρόνου λειτουργίας-el#Sense
Betriebszeitfaktor-de#Sense
Operation duration factor-en#Sense