Ключевые слова: activity, architecture, big, blue, blue sky, board, build, business, cable, city, cloud, construction, crane, design, development, empty, engineering, equipment, estate, exterior, frame, heavy, high, hoist, hoisting, industrial, industry, iron, large, lift, lifting, machine, machinery, metal, modern, new, object, outdoor, project, real, site, sky, steel, structure, sunny, tall, technology, tool, tower, transport, urban, vertical, white, work, yellow,