文章采用栅格数据模型，运用面积权重法和反距离加权法对GDP值进行了空间拓展。

Using the areal weighting interpolation and inverse distance weighted averaging, a spatial distribution model of GDP is established in this paper.

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采用了层次分析法来确定指标权重，并运用线性加权综合评价法进行竞争力综合排序。

Adopted layer analysis method to determine the weight, and sort order by means of linear-weight comprehensive evaluation.

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