本文针对单线铁路混凝土重力式桥墩，研究了考虑材料非线性和几何非线性的分析方法。

In this paper, an analysis method in consideration of the nonlinearity of materials and geometry for gravity concrete piers in railway Bridges is studied.

以汉丹线旅客列车提速方案为背景，分析了单线铁路快速旅客列车基本扣除系数和额外扣除系数。

The basic removal coefficient and additional removal coefficient of speedup passenger trains on single railway lines are analyzed by taking HankouDanjiangkou railway line as the background.