借助大型有限元分析软件，对大跨度斜交顶进框架式地道桥底板下开挖地铁对地道桥结构的影响进行较深入的探讨。
With the finite element software, the influence on the structure is calculated of metro excavation under large span obliquely intersected framed underpass bridge constructed with jacking method.
利用该方法对大跨度斜拉管线桥进行了线性和非线性地震响应分析。
The linear and the nonlinear seismic response analyses of long-span cable-stayed pipeline bridge are discussed with this method.
大跨度斜拉桥在设计过程中必须考虑斜拉索垂度对结构的影响。
In the design process of large span cable-stayed bridge, the influences of diagonal rope sags on the construction must be taken into account.
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