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秦直道遗址
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秦直道遗址
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Straight Road of Qin Dynasty
秦直道遗址
秦始皇三十五年(公元前212)令蒙恬率三十万大军兴建的连接关中与北方草原地区的交通纽带,也是支援北方长城沿线地带军事防务的运输线,与长城共同构成了秦朝北疆的防御体系。
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