为保证列车行驶的平稳和安全性，高速铁路桥梁的上拱度有十分严格的限值。
To ensure the stableness and security of the train, the high speed railway's bridge camber must be extremely limited.
根据高速铁路桥梁带挡风墙的特点，引入空腔流动研究成果对车桥系统的绕流特性进行了理论分析。
Furthermore, the research results of driven cavity flows were applied to the analysis of flow characteristics around the vehicle-bridge system considering the wind-break wall effect.
基于京沪线多年的研究成果，介绍了高速铁路桥梁的若干设计理念及设计原则和常用梁型的选定及其桥跨布置。
Based on the research achievements of Jinghu Railway Line in recent years, some concepts and principles of bridge design are introduced, and the usual type and arrangement of bridge are described.
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