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Ключевые слова:
aerial, antenna, blue, broadcast, broadcasting, cell, cellular, city, communication, connection, dish, equipment, frequency, global, high, industry, internet, mast, metal, microwave, mobile, network, phone, radio, red, satellite, signal, sky, station, steel, structure, technology, telecom, telecommunication, telecoms, telephone, tower, towers, transmission, transmit, transmitter, wireless,