Ключевые слова: astronomy, blue, broadcasting, built structure, cable, color image, communication, connection, construction industry, danger, data, distribution, dramatic sky, electricity, energy, engineering, equipment, exploration, galaxy, global communications, high, horizontal, indonesia, industry, line, metal, nature, network, no people, observatory, outdoors, outer space, pole, power, power station, power supply, radio wave, science, science and technology, sky, station, steel, supply, technology, telecommunications equipment, tower, transmission, voltage, wire,