Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/66
Is Reference of Rendement de combustion-fr#Sense
Forbrændingseffektivitet-da#Sense
Forbrændingsvirkningsgrad-da#Sense
Combustion efficiency-en#Sense
Feuerungswirkungsgrad-de#Sense