Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/52
Is Reference of Pré-aquecedor de ar-pt#Sense
Προθερμαντής αέρα-el#Sense
Air preheater-en#Sense
Precalentador de aire-es#Sense
Preriscaldatore d'aria-it#Sense
Luchtvoorverwarmer-nl#Sense
Luftvorwaermer-de#Sense
Luftförvärmare-sv#Sense
Luftforvarmer-da#Sense
Réchauffeur préliminaire d'air-fr#Sense
Ilman esilämmitin-fi#Sense