Ключевые слова: big, black, bobbin, business, cable, cabling, circular, closeup, coil, communication, conductor, connection, construction, copper, cord, data, digital, drum, electric, electrical, electrician, electricity, electronics, energy, equipment, factory, industrial, industry, internet, large, line, material, network, nobody, outdoor, pattern, plastic, power, reel, roll, supply, system, technology, voltage, watt, wire, wired, wood, wooden, work,