Ключевые слова: blue, cable, cables, city, construction, current, danger, distribution, electric, electrical, electricity, energy, engineer, engineering, environment, equipment, europe, field, frame, generation, grid, high, industrial, industry, line, lines, metal, pillar, pipe, pole, pollution, portugal, post, power, pylon, silhouette, sky, station, steel, strength, structure, sunset, supply, system, tall, technology, tower, voltage, watt, wire,