gml名称空间(带有前缀gml)用于引用在地理标记语言中定义的元素gml： _ Feature和类型gml： _abstractgeometrytype。
The GML namespace (associated with the prefix GML) is for the references to the element GML: _feature and type GML: _abstractgeometrytype defined in the geography markup language.
因此，我们需要一些预定义好的方法在传统的地理空间数据和新一代的地图聚合之间交换、发布这些地理空间数据，并且使用一种对web友好的方式使用这些数据。
As a result, the intersection between traditional geospatial data and these new map mashups requires well defined ways to transfer, distribute, and consume geospatial data in a web-friendly way.
重点是找出信息、空间与人类行为之间的关系，重新定义地理学中关于距离、尺度及区域等基本概念。
Another researching focus is on how information and space relate to the human-been behavior, and redefining some basic conception about the distance, scale and region in geography.
在粗糙集的基本概念上定义了二维离散空间中的粗糙区域和粗糙模型，基于粗糙模型描述了二维离散空间中的模糊地理对象，并给出了粗糙区域的类型。
Rough model is proposed to build vague regions based on upper and lower approximate sets of rough set theory after the definition of rough regions and rough model.
在粗糙集的基本概念上定义了二维离散空间中的粗糙区域和粗糙模型，基于粗糙模型描述了二维离散空间中的模糊地理对象，并给出了粗糙区域的类型。
Rough model is proposed to build vague regions based on upper and lower approximate sets of rough set theory after the definition of rough regions and rough model.
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