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黄河发源于青海境内曲麻莱县巴颜喀拉山脉北缘各姿各雅山下的卡日曲。先由西向东流,抵四川、甘肃两省交界处附近,猛然回首,复折返青海省,在兴海、同德两县,又再次向东流去,到民和回族土族自治县寺沟峡峡口,进入甘肃省。在青海境内黄河上建桥,已有近两千年的历史。据史书记载,东汉时期,曾用皮木筏子和建造浮桥渡河。东汉和帝永元元年(公元89年),护羌校尉邓训,为追击羌人在黄河受阻,第二年,在归义城(今贵德县)附近的黄河上,“缝革为船,置于箪上以渡河”(《后汉书·邓训传》),开创了用皮木筏子渡河的先例。和帝永元五年(公元93年),护羌校尉贯友,为渡大河出击迷唐羌,
The Yellow River originated in Qinghai, Qumalai County, Bayankela Mountains northern edge of each posture under the Ya mountain Kay card music. First west to east, arrived in Sichuan, Gansu Province, near the junction of the two provinces, suddenly look back, complex return to Qinghai Province, in Xinghai, Tongde two counties, once again eastward to the people and the Muslim Autonomous County Muslim County Mouth, into Gansu Province. Bridge over the Yellow River in Qinghai Province, has nearly 2,000 years of history. According to historical records, the Eastern Han Dynasty, had used leather rafts and the construction of the pontoon crossing the river. In the first year of the Eastern Han Dynasty and the reign of Emperor Yongyuan (AD 89), the guardian Qiang Wei Deng was trained to chase the Qiang people in the Yellow River. The second year was on the Yellow River near the city of Guiyi (now Guidi County) Leather for the boat, placed on the bridge to cross the river “(” Later Han Deng Dun Chuan "), created a precedent for crossing the river with leather rafts. And Emperor Yongyuan five years (AD 93 years), Nursing Qiang school Guan Guanyou, to fight the fans across the Tang Tang Tang,