Ключевые слова: activity, architecture, balance, blue, building, business, cabin, city, civil, clear, color, construction, control, counterweight, crane, cross, development, engineering, equipment, high, hydraulics, industrial, industry, isolated, machine, machinery, metal, mobility, no, object, people, section, shape, single, site, sky, sparse, standing, steel, strength, structure, tall, technology, tower, turning, up, vibrant, wire, work, yellow,