The theory of location is the core of modern geography.

区位理论是现代地理学的核心。

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Theory of Location factor is one of the key- point of location theory.

区位因素理论是区位理论体系的核心内容之一。

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Theory of Location factor is one of the key- point of location theory.

区位因素理论是区位理论体系的核心内容之一。

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