Ключевые слова: abstract, background, black, blue, cable, communication, concept, conductor, connect, connection, construction, copper, cord, current, data, design, electric, electrical, electrician, electricity, electronic, energy, equipment, flexible, icon, illustration, industrial, industry, installation, insulation, internet, isolated, light, line, metal, network, plastic, power, supply, tech, technology, voltage, white, wire, wiring, yellow,