Ключевые слова: background, big, bobbin, brown, cable, circle, circular, closeup, connection, construction, copper, core, detail, drum, electric, electrical, electricity, empty, energy, equipment, factory, heavy, industrial, infrastructure, isolated, large, line, long, material, metal, new, old, power, reel, retro, roll, round, spiral, spool, storage, supply, technical, technology, vintage, voltage, wheel, white, wire, wood, wooden,