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GSA《全球2G 3G网络关停现状》报告（2023.07）-2G 3G Switch-Off
July 2023
2G and 3G Switch-Off
Introduction
When they were first introduced to the market, 2G and 3G were highly important innovations, but as greater technological advances have emerged, their importance has waned, and usage of both technologies is now diminishing worldwide. As a result, many
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