在很多国家，城市规模都遵循一个显著的正规模式，即所谓的位序-规模法则。

In many countries, city sizes follow a remarkably regular pattern, known as the rank-size rule.

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其城市遵守位序-规模法则吗？

Do its cities obey the rank-size rule?

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从前人的成果，即以人口表示的城市位序-规模法则和以建成区面积表示的位序-规模法则出发，演绎出城市的用地规模和人口数量呈异速增长。

We start at the rank-size rule by urban population and the rank-size rule by urban built-up area, and derive a mathematical relationship that the land use size of a city and its population.

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