关于宝成线挖潜提效的探讨刘世柱，权润合，高京山１宝成线现状西安铁路分局管辖的宝成线北段（宝鸡一广元），整个线路盘绕于秦岭山脉丛山峻岭之中，北经渭河支流的清姜河峡谷，以３０灿的三机坡翻越２０００多米高的秦岭主峰还口，南沿嘉陵江峡谷区而下，整个线路依山傍... Discussion on Tapping Potential Efficiency of Baocheng Line LIU Shizhu, QUAN Runhe, GAO Jingshan 1 Current Situation of Baocheng Line The Baocheng Line North Section (Baoji-Guangyuan), under the jurisdiction of Xi’an Railway Branch, is traversed in the steep mountains of Qinling Mountains, North of the tributary of the Weihe River Qing Jiang River Canyon to 30 Can Sanji slope over more than 2000 meters high Qinling peak return, south along the Jialing River Gorge area, the entire line ...