4-3-4 型与 3 次改善型缓和曲线理论上的主要特征及其差异  

The Main Features and the Differences between Transition Curves of 4 3 4 Shape and 3 Power Improved Shape

作　　者：朱文升[1] 

机构地区：[1]铁道部科学研究院

出　　处：《中国铁道科学》1997年第2期36-45,共10页China Railway Science

摘　　要：论述了４－３－４型与英、法、德三国高速铁路所采用的３次改善型缓和曲线理论上的主要特征及其差异。建议以４－３－４型作为我国高速铁路缓和曲线主选线型。The main features and the differences between transition curves of 4 3 4 shape and 3 power improved shape which has been adopted by English,French and German high speed railways are discussed in this article.The 4 3 4 shape transition curve is recommended as the first choice high speed transition curve in our country.

关 键 词：高速铁路 缓和曲线 4-3-4型 改善型 造线型 

分 类 号：U238[交通运输工程—道路与铁道工程] U212.332.1