Ключевые слова: adult, architect, background, blueprint, build, built, business, cable, caucasian, chrome, concrete, construction, constructor, crane, design, development, ecology, economy, engineer, engineering, estate, exterior, helmet, high, hoist, hour, industrial, industry, infrastructure, looking, man, men, occupation, people, person, plan, plans, site, standing, steel, structure, technology, urban, work, worker, workers, young,