For calculating distances between two GPS coordinates, I found geopy-a library that has been under development for several years and comes with a large number of examples (see Resources for a link).
为了计算两个GPS坐标之间的距离，我找到了geopy；这是一个经过多年开发的库并附带大量示例(参见参考资料中的链接)。
The effective management and the rational development and utilization of web information resources are the problems in crying need of solving in the construction of digital library.
网络环境下信息资源的有效管理与合理开发利用是数字图书馆建设中迫切需要解决的问题。
With the rapid development of the information age, if a library wants to survive, the ultimate way is to realized resources sharing.
随着信息时代的迅猛发展，图书馆想要生存，实现资源共享是唯一出路。
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