The structural method of Jiaohe city is unique in the history of city's development both in China and abroad as the purpose of its layout is solely for military defense.
交河城的布局和构筑方式，在中外城市建筑史上独一无二，军事防御是交河城构筑特色形成的基本原因。
The structural method of Jiaohe city is unique in the history of city's development both in China and abroad as the purpose of its layout is solely for military defense.
交河城的布局和构筑方式，在中外城市建筑史上独一无二，军事防御是交河城构筑特色形成的基本原因。
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