Ключевые слова: abstract, background, ball, cable, china, color, communication, computer, concept, connection, construction, cool, copper, design, electric, electrical, electricity, electron, energy, equipment, europe, expensive, flow, industrial, industry, isolated, light, line, long, macro, material, metal, metallic, money, network, power, raw, red, secondary, shine, speed, super, supply, swirl, technology, texture, wave, white, wire,