甘肃敦煌汉代长城 Dunhuang Great Wall of Han Dynasty in Gansu
【描述】敦煌汉代长城的结构并无砖石,因地制宜,就地取材建造,植物的枝条为地基,上铺土、砂砾石再夹芦苇层层夯筑而成。以此分段修筑,相连为墙。
Dunhuang Great Wall of the Han Dynasty was not made of bricks or stones, but of local materials. The trunks of plants laid the foundation on which soil, sand gravels with reed in it were paved. The Great Wall was built section by section.
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