Ключевые слова: aluminum, cable, cables, circuit, commercial, concepts, conceptual, connection, construction, copper, core, cover, electric, electrical, electrician, electricity, electronic, electronics, energetic, energy, engineering, flow, heavy, high, industrial, industry, insulation, iron, isolated, isolation, large, lead, material, metal, plastic, power, power line, powerful, profile, section, strength, supply, technical, technology, transmission, underground, voltage, volts, wire,