Ключевые слова: abstract, aeration, air, architecture, background, beam, building, business, ceiling, circulation, conditioner, conditioning, construction, cool, design, distribution, duct, electric, engineering, equipment, factory, fan, flow, frame, heat, indoor, industrial, inside, interior, iron, light, line, metal, modern, perspective, pipe, pipeline, plant, power, roof, space, steel, structure, system, technology, tube, urban, ventilation, warehouse, window,