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Official Name:大洼山险2段
DaWaShanXian2Duan
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Period:汉 / Han Dynasty 206 B.C.~316A.D.
Location: 甘肃省,张掖市,山丹县,起点:清泉镇北滩村东北约10千米处山顶止点:清泉镇北滩村东北约10千米处山顶 / GanSuSheng,ZhangYeShi,ShanDanXian,QiDianQingQuanZhenBeiTanCunDongBeiYue10QianMiChuShanDingZhiDianQingQuanZhenBeiTanCunDongBeiYue10QianMiChuShanDing
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Details:长城类别:墙体 起点经纬高度:东经:101° 12′ 北纬:38° 49′ 海拔:2627 终点经纬高度:东经:101° 12′ 北纬:38° 49′ 海拔:2547 墙体走向: 墙体类别:山险 结构特点及构筑方式:该段山险位于山丹县城的北部,南隔走廊平原与祁连山相望,是走廊平原与蒙古高原的过渡地带,起自第0120点,止于点第0121点,全长786米,海拔在2627米-2547米之间,中部山势陡峻,山顶尖峭,南侧是悬崖峭壁,坡度在70°-90°之间,北侧较为舒缓,坡度在50°-60°之间,实地垂直高度约在50米-120米之间,汉代充分利用其险势作为一道天然防御屏障。 现状:
Type:山险 Precipitous mountain areas
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National ID:620725382106040015
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大洼山险2段     Caption:大洼山险2段
Photo Contributor:甘肃省文物局
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Caption:大洼山险2段
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