全文的主体分为五部分，包括文献综述、结构变化分析、驱动因子分析、耕地与建设用地变化趋势分析及对策建议。
The main text is divided into five parts, including Literature review, Analysis of structural changes, Driving factors, Arable land and construction land trend, and Countermeasures.
对于城市，城市建设用地规模和结构是同一事物的两个方面，二者缺一不可。
To a city, urban land-use scale and structure are two aspects of one thing, and both are necessity.
洛沦兹曲线； 基尼系数； 城市建设用地； 空间结构； 江西省；
Lorenz curves; Gini coefficient; urban construction land; spatial structure; Jiangxi province;
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