Only in the pole axis theory, do the point and the line become the endogenetic variable and they form the two indispensable factors of constructing spatial structure.
只有在点—轴系统理论中，点、线才都是内生变量，是构建空间结构模型的不可或缺的两大要素。
Then develops an evolution model of basin spatial structure in light of self-organization theory of city spatial structure.
借鉴城市空间结构自组织理论，建立流域空间结构演化模型。 最后对赣江流域的空间结构优化进行了尝试。
Judging from research results, the commercial spatial structure of plain city adapts to "the positive hexagon" constructed by the central place theory .
从研究成果来看，平原城市的商业空间结构基本与中心地理论建构的“正六边形”相符；
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