长安国
长安国-
汉长安城是我国古代第一个建制布局完整的都城，是当时世界上规模最大的都市。
Han Chang ' an City is the first ancient capital city , which layout is integrity . And it was also the biggest city in the world at that time .
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唐长安城在我国古代城市发展史上占有重要的历史地位，长安城城市规划思想的研究也历来是人们所关注的课题。
Chang'an City in the Tang Dynasty occupies a important place in the development of ancient Chinese city history . The study on the idea of Chang'an city planning is a problem on the pocus of attention .