Both city and television are essential social space and have interactive spatial attribute.

城市与电视，都是重要的社会空间。

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The spatial attribute is a coordinate geometry, or vector-based representation of the shape of the feature.

而空间数据则为空间对象的几何坐标或向量表示。

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Thus, all data in the.dbf files, which contain non-spatial attribute information, is still encoded in ASCII format.

因此，. dbf文件中的所有数据(包含非空间属性信息)仍然以ascii格式编码。

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