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从拉蕯出发,沿川藏公路东行,翻过敏拉山,就是尼洋河谷。1963年,被评为红旗养护段的百巴养护段全体职工,多少年来,一直工作、战斗和生活在这里。百巴养护段管辖路程全长330余公里。其中有250多公里是蜿蜒于尼洋河畔的沿河线;70多公里则是盘绕于色齐拉山和敏拉山的傍山险道。这两座山,拔海都在4500米以上。山坡经常坍方,河易改道。全段拥有的现代化生产工具只有一台推土机,
Starting from Lahuan, east along the Sichuan-Tibet Highway, turn over the Minla Mountain, is the Niyang Valley. In 1963, the entire staff of Bamba Conservation Section, which was awarded the Red Banner Conservation Section, worked, fought and lived there for many years. Bamba conservation section governed the total length of 330 kilometers. Over 250 km of them are meandering along the Niyang River along the river; more than 70 km are the mountain trails winding over the mountains of Sezira and Mt. These two mountains, pull the sea are more than 4,500 meters. Slope often collapsed, easy to change the river. There is only one bulldozer for the entire section of modern production tools,