Ключевые слова: abstract, background, backgrounds, building, business, cable, circle, closeup, computer, construction, cord, curve, design, detail, energy, engineering, factory, frame, heavy, image, industrial, industry, iron, large, lead, lift, lifting, line, long, metal, metallic, natural, pattern, power, real, ring, rod, rope, rusted, shape, steel, strength, striped, strong, structure, support, technology, texture, twist, wire,