动、静态比较分析发现，我国生产的极化作用不高，人口的极化作用过低。

Both static and dynamic comparative studies reveal that production polarization in China is not high and population polarization is too low.

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受主客观因素的限制，本研究以静态研究环境为基础，尚未将城市流动人口的动态影响考虑在内。

Due to the limitation of objective and subjective elements, this research takes a static environment as the basis rather than the mobile population.

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