This article constructs a systematic structure of "Port, Hinterland Economy and Central City" by analysis of key elements and internal logical relations of International Shipping Center.

本文通过对国际航运中心理论构建、核心要素构成及内在逻辑关系的分析，构建了“港口—经济腹地—中心城市”的系统结构框架。

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Therefore, it is meaningful for Suzhou City and even for Yangtze River delta to study the internal spatial structure of Suzhou.

因此，研究苏州城市空间结构，对于苏州市本身及长江三角洲地区都具有一定的积极意义。

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Therefore, in recent years, the researches in spatial structure of the city internal elements are beginning to attract wide attention from academics.

因此，近年来对城市内部要素空间结构的研究开始受到学术界的广泛关注。

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