Experts predict that to meet the growing demand, operators in developed countries may have to treble the number of base stations.

专家们预计，为了应对增长需求，发达国家的运营商们必需要架设的发射塔数量是现有数量的三倍。

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Experts predict that to meet the growing demand, operators in developed countries may have to treble the number of base stations.

ECONOMIST: Saturated mobile networks