这将增加将手机信号塔连接到 AT&T 主网络的能力。
This will increase capacity to connect the cell towers to AT&T's main network.
Wi - Fi设备比建造一个额外的手机信号塔要便宜得多。
Its equipment is much cheaper than the cost of building an additional cell tower.
乌尔里希·罗伊特是一家工程公司的共同业主，这家公司原来正在利比亚修建一个水库和一座手机信号塔。
Ulrich Reuter is part owner of an engineering firm that was building a water reservoir and cell phone towers in Libya.
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