ABSTRACT： The most obvious characteristic of medium-sized cities is the their strong polarization, in which the unceasing concentration of industries and population is irrepressible.
ABSTRACT： The most obvious characteristic of medium-sized cities is the their strong polarization, in which the unceasing concentration of industries and population is irrepressible.
摘要：中等城市的最大特点是强极化性，产业和人口的不断聚集是不可遏制的趋势。