Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Διατομή ροής-el#Sense
Cross-section of stream discharge-en#Sense
Section d'écoulement-fr#Sense
Abflussquerschnitt-de#Sense
Doorstroomingsprofiel-nl#Sense
Afstrømningsgennemsnit-da#Sense
Sezione di deflusso-it#Sense