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介绍了长沙市 1 0 7、 31 9国道绕城公路西南段在路线、路基、路面及排水、桥涵、路线交叉方面的优化设计和基本情况。
This paper introduces the optimal design and basic situation of the route, subgrade, pavement and drainage, bridges and culverts, crossings of routes in the southwest section of No.130 and No.319 national highway in Changsha city.