求翻译：本文首先对国内外的研究现状进行了分析了解，在此基础上从理论方面介绍了港口与区域经济的关系，为后续的实证分析奠定了理论基础是什么意思？

Firstly, the research status of the domestic and international analysis to understand On this basis, from the theoretical aspects of the relationship between the port and the regional economy, laid a theoretical foundation for the subsequent empirical analysis

This article is first in both domestic and international status of research and analysis has been conducted on the basis of this theory from the port with the regional economic ties to follow-up empirical analysis of the laid the theoretical foundation

This article first has carried on the analysis understanding to the domestic and foreign research present situation, introduced in this foundation from the theory aspect the harbor and the region economy relations, have laid the rationale for the following real diagnosis analysis

First of all, this article on research at home and abroad for the analysis to understand, on the basis of this theory describes the relationship between ports and regional economic, a follow-up study on laying a theory basis

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