Ключевые слова: abstract, background, business, cable, center, closeup, colorful, communication, computer, concept, connect, connection, cord, data, digital, electric, electrical, electricity, electronic, electronics, energy, equipment, fiber, industry, internet, isolated, line, link, macro, net, network, object, office, plastic, plug, power, red, router, security, switch, tech, technology, telecommunications, telephone, voltage, web, white, wire, yellow,