Ключевые слова: abstract, air conditioning, air vent, architectural, architecture, background, black and white, building, business, center, circulation, city, cityscape, concept, construction, copy space, copyspace, curve, downtown, duct, exhaust, exterior, facade, frame, futuristic, headquarters, idea, interior, lattice, light, modern, monochrome, office building, outdoor, pattern, shadow, silhouette, square, texture, tile, urban, ventilation, ventilator, wall,