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；

youdao

I've explored the definition of terms which would be used in my paper with the central place theory, and the definition of Jiangnan with the Area Studies in the foreword part.

绪论部分借用中心地理论界定了本文将用到的术语，并借用区域研究理论界定了宋代“江南”的定义以利于进一步研究。

youdao

What I complain of is not only that this theory in its various forms has unduly usurped the central place in monetary theory, but that the point of view from which it springs is a positive hindrance to further progress.

FORBES: Do Austrians Believe in Aggregate Demand?