研究长三角经济圈主要城市的经济发展水平关系对于促进区域经济以及城市经济的进一步发展以及制定各市的发展规划有着重大意义。本文从经济角度出发选取2003-2013年长江三角洲区域的6大主要城市10个经济指标,用MATLAB软件对其进行多元分析中的主成分分析,通过各市近10年来在长三角经济圈的经济发展水平进行对比分析,从而对于近10年长三角经济圈主要城市的经济发展水平进行研究。
Study of relationship between major cities in the Yangtze river delta regional economic development level to promote the further development of regional economy and urban economy and the development and change of the cities has great significance. This article embarks from the economic point of 2003-2013, the six major cities of the Yangtze river delta area and 10 economic indicators, using MATLAB software to carry on the principal component analysis in multivariate analysis, and through the economic development level of six major cities in the Yangtze river delta in nearly a decade of transverse comparison analysis, thus for nearly 10 years major cities in the delta economic circle to study the level of economic development.