本文介绍的工具和技术将使您可以使用开源软件和可免费获得的地理编码服务来创建您自己的自定义地理数据图。
The tools and techniques described will allow you to use open source software and freely available geocoding services to create your own customized plots of geographical data.
这个标准比自由软件的定义要弱得多,同样也比开源的定义弱得多。
That criterion is much weaker than the free software definition, much weaker also than the official definition of open source.
开源软件的正式定义(由开源的创始人们发布的,由于太长在此不引用)是从我们关于自由软件的标准间接得来的。
The official definition of "open source software" (which is published by the open source Initiative and is too long to include here) was derived indirectly from our criteria for free software.
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