Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6821
Is Reference of Betonzylinder-de#Sense
Annular concrete shield-en#Sense
Blindaje anular de hormigón-es#Sense
Δακτυλιοειδής θωράκιση από σκυρόδεμα-el#Sense
Bouclier annulaire de béton-fr#Sense
Ringformet afskærmning af beton-da#Sense
Schermo anulare di calcestruzzo-it#Sense
Ringvormig betonnen schild-nl#Sense