Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Guida d'onde affusolata-it#Sense
Guide d'onde à variation progressive-fr#Sense
Tapse golfgeleider-nl#Sense
Sich erweiternder Hohlleiter-de#Sense
Tapered waveguide-en#Sense
Guiaondas abocinado-es#Sense