Ключевые слова: architecture, background, blue, build, building, business, cement, concrete, construct, construction, crane, design, development, engineering, equipment, factory, floor, foundation, frame, green, heavy, home, house, industrial, industry, iron, lift, material, metal, natural, new, outdoor, pattern, pile, project, reinforcement, site, sky, slab, stack, steel, strength, structural, structure, support, technology, urban, used, work, worker,