School of Architecture and Urban Planning;
Nanjing University;
Nanjing 210093;
China;
School of Civil Engineering and Archi-tecture;
Zhejiang University of Science and Technology;
Hangzhou 310023;
China;
College of Humanities and Social Development;
Nanjing Agriculural University;
Nanjing 210095;
China;
Institute of Regional Agriculural Research;
Nanjing Agriculural Univer-sity;
Nanjing 210095;
China;
Key Laboratory of Watershed Geographic Sciences;
Nanjing Institute of Geography and Limnology;
Chinese Academy of Sciences;
Nanjing 210008;
China;
spatial interaction model; the Belt and Road Initiative(BRI); Maximum Entropy(MaxEnt)gravity model; spatial pattern; China;