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铁路以桥隧为主的好处
更新时间: 2021-02-20 18:42:08  

1、桥隧是铁路或公路线路的重要组成部分。主要好处是能够缩短交通距离,效率高,占地少。但构造复杂,修建困难,成本较高。

2、减少线路弯曲和提高列车运行速度还有缩短通行时间。可有效避开滑坡,泥石流,洪涝,冰雪等自然灾害的威胁,保障运行安全。减少耕地占用和植被破坏。

关键词: 铁路 桥隧 为主 好处

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