Ключевые слова: activity, architecture, background, blue, build, building, business, cable, cargo, city, concrete, construction, crane, design, development, engineering, equipment, estate, fragment, frame, heavy, high, hook, house, housing, industrial, industry, iron, lift, lifting, machine, machinery, metal, modern, occupation, outdoor, project, ship, site, sky, skyscraper, steel, structure, tall, technology, tower, transportation, urban, work, yellow,