Ключевые слова: against, background, bird, blue, cable, clear, concrete, connection, current, danger, distribution, electric, electrical, electricity, energy, environment, equipment, high, industrial, industry, infrastructure, lamppost, light, line, lines, metal, network, outdoor, pillar, pillars, pole, post, power, private, round, sky, steel, structure, summer, supply, surveillance, technology, telephone, tower, transformer, transmission, volt, voltage, wire, wires,