本文以双层桥为算例，对其进行了隔震分析。
In this paper, a double deck bridge is adopted in this thesis as an example for seismic isolation analysis.
本文所研究的上下行分层矮斜拉连续箱梁桥属于无横隔板的双层新型结构。
In this thesis a new double decked, separating up and down vehicles, non-diaphragm and partially cable-stayed bridge structure is presented.
为了提升效益，铁路货运需要开行双层集装箱列车，而上跨铁路立交桥桥下净空不足。
For greater benefit, the railway freight requires operation of double-decked container trains, making the clearance under the railway overpass insufficient.
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