Ключевые слова: aerial, antenna, base, blue, business, cell, cellphone, cellular, communicate, communication, connect, contact, data, electricity, electronic, engineer, engineering, equipment, exterior, global, gsm, high, industrial, industry, information, infrastructure, internet, mast, media, metal, network, pole, power, receive, science, send, signal, sky, station, steel, structure, tall, technology, tele, telephone, tower, transmission, transmit, wave, wireless,