Ключевые слова: architecture, background, block, building, business, cement, concrete, core, design, elevator, empty, engineering, equipment, factory, floor, glass wall, hollow, indoor, industrial, industry, inside, interior, manufacture, manufacturing, material, modern, nobody, office, office building, panel, pile, plant, plate, precast, product, production, reinforced, shop, slab, stack, stairs, storage, structure, surface, technology, tiles floor, wall, warehouse, work, workshop,