Ключевые слова: above, aerial, architecture, background, build, building, business, carry, cement, city, clear, commercial, concrete, construction, crane, development, engineer, equipment, estate, floor, hand, high, industrial, industry, japan, job, labor, machine, machinery, male, modern, people, person, professional, progress, project, safety, site, standing, steel, structure, tall, technology, tokyo, top, tower, view, work, worker, workers,