分类系统是使用Web本体语言(Web Ontology Language, OWL)来编码的文档；有关详细信息，请参见参考资料。

Classification systems are documents encoded using the Web Ontology Language (OWL); see the Resources section for details.

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您可以进一步了解扩展分类法系统的许多模块(参见参考资料)。

Check out the many modules that extend the taxonomy system (see Resources).

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利用GIS处理基础资料，对城市廊道系统进行提取与分类，生成拓扑关系图，并计算景观格局指标参数。

GIS technology was employed to process the basic data, distill and classify Wuhan's corridors, to obtain topological framework maps and to calculate the landscape pattern indices.

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