Complete and formal description method of spatial relation semantics is emphasized in GIS research field. Dynamic and fuzzy spatial relations make the method very complicated.

完备和形式化的空间关系语义描述方法一直是GIS理论研究的重点，空间关系的动态性和模糊性决定了描述方法的复杂性。

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Data structure for computational physical implementation used for fuzzy query according to spatial relations is given.

给出了用于按照空间关系进行模糊查询的计算机物理实现的数据结构。

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Finally, the fuzzy techniques are applied in reasoning algorithms of topological relations of spatial objects in order to solve fuzziness and uncertainty in the GIS easily.

最后，将模糊技术与空间对象之间的拓扑关系的推理算法结合起来，使其可以方便地处理地理信息系统中的模糊性和不确定性。

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