The cell tower is responsible for delivering local geographical coverage in a certain hexagonal region.

发射塔负责在本地区覆盖范围内的某一特定六角形区域中传送数据。

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Network system can produce a special economies of scale effect, geographical coverage is wider, involving more subjects, the more beneficial to reduce logistics costs.

网络系统可产生一种特殊的规模经济效应，覆盖地域越广，涉及的对象越多，越有利于降低物流成本。

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But the authority argued that a comprehensive service did not mean blanket coverage over a geographical area.

BBC: People chatting inside a library