Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/4826002
Is Reference of Σταθερή βαθμίδα ανόδου-el#Sense
Constante stijgsnelheid-nl#Sense
Steady rate of climb-en#Sense
Tasainen kohoamisnopeus-fi#Sense