rural - farming, urban - high density, primate city rule - largest city in a country is more than twice the size of the second largest city., rank-size rule - Inverse proportional distribution of cities within a state; 1st largest city, 2nd largest city is 1/2 of the 1st largest, and the 3rd largest city is 1/3 of the 1st largest,

Cities

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？