风景名胜区土地经济密度差异特征研究——以中国国家级风景名胜区为例
풍경명성구토지경제밀도차이특정연구——이중국국가급풍경명성구위례
A Research on Discriminative Features of Land Economic Density of Scenic Spots: Taking the National Scenic Spots as a Case in Point