Ключевые слова: background, beautiful, blue, bright, building, city, cityscape, clean, colors, concrete, construction, crane, cranes, design, development, double, dual, equipment, green, heavy, hoist, hoisting, industry, japan, japanese, landscape, machine, machinery, metal, mixer, nature, park, site, sky, skyline, steel, structure, summer, tall, tool, tower, trees, two, urban, white, yellow,