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لغة المحتوى

1 نتائج 'building services'

Building services (en)
Construction engineering
Air conditioning, Buildings, Electrical equipment, Heating, Lighting
Politics, law and economics > Civil, military and mining engineering
Servicio del edificio (es), Строительные услуги (ru), خدمات المباني (ar), Services du bâtiment (fr)
http://vocabularies.unesco.org/thesaurus/concept1941