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一、研究背景高坡遗址所在的冕宁县位于四川省西南,凉山彝族自治州北部,县城南距凉山彝族自治州首府西昌市85千米,东北距省会成都市430千米。冕宁县地处横断山脉东部边缘,川西北高原和川西山地的过渡地带。山系为大雪山余脉入境后的分支,相岭山、牦牛山、锦屏山自东向西并列向南,逐渐降低。大渡河支
I. Background Mianning County, where the Gaopo site is located, is located in the southwest of Sichuan Province and the northern part of Liangshan Yi Autonomous Prefecture. It is 85 kilometers away from Xichang, the capital of Liangshan Yi Autonomous Prefecture to the south of the county and 430 kilometers to the northeast of Chengdu, capital of the provincial capital. Mianning County is located in the eastern edge of the Hengduan Mountains, northwestern Sichuan Plateau and the western Sichuan mountain transition zone. Mountain system is the branch of the Great Snowy Mountains after entering the country, Xiangling Mountain, Yak Mountain, Jinping Mountain side by side from east to west, gradually decreased. Dadu River branch