1840年以来的中国城市化，首先开始于沿海港口城市，再沿着交通路线向内地延伸。
China's urbanization beginning from 1840 started from the coastal cities and then extended to the hinterland along the artery of traffic.
结果表明，本文建立的计算模型能较为全面客观地优化港城关系，分析思路和相关方法可为我国其他沿海港口城市提供借鉴作用。
The optimization result shows the effectiveness of the proposed approach in the thesis. The idea and method of the thesis is of theoretical significance to other coastal port cities as well.
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