One of the important reasons for the uneven development of Socio-Economic in Gansu Province is due to the regional diversity of population. 摘要人口發(fā)展的區域差異是甘肅省社會(huì )經(jīng)濟發(fā)展不平衡的重要表現之一，也是其不平衡的重要原因之一。
These theories research regarding of the urban population development tendency, all has the enormous model significance in the thought and the loc. 這些理論的研究對于梳理出城市人口發(fā)展的趨勢，在思想與邏輯上都有極大的借鑒意義。
