Ключевые слова: access, accessibility, automatic, barrier, business, card, check, checkpoint, city, closed, control, door, doorway, electronic, enter, entrance, entry, equipment, exit, gate, gateway, identification, interior, machine, metal, metallic, modern, office, open, pass, passes, public, reader, safety, scan, school, security, station, system, technology, ticket, transport, transportation, turnstile, turnstiles, urban,