Ключевые слова: activity, architecture, background, blue, building, building materials, built, business, cable, cloud, cloudy, construction, construction site, construction worker, crane, crane construction, development, elevator, engineering, equipment, growth, hanging, heavy, high, hoist, hoisting, hook, house, industrial, industry, iron, lift, lifting, machine, machinery, metal, modern, pulley, site, sky, steel, strength, structure, tall, tool, tower, urban, winch, work, yellow,