The state of steel arch centering under construction loads is analyzed by the finite element software MIDAS.
利用有限元软件MIDAS，对钢拱架施工的受力状态进行了数值分析。
The structure is analyzed by software 3D3S and MIDAS. The steel amount of whole structure can be reduced by adjusting the initial pretensioned value of cables.
采用3D3S和MIDAS软件对结构进行分析，通过控制拉索的初始预应力取值，降低整个结构用钢量。
The structure is analyzed by software 3D3S and MIDAS. The steel amount of whole structure can be reduced by adjusting the initial pretensioned value of cables.
采用3D3S和MIDAS软件对结构进行分析，通过控制拉索的初始预应力取值，降低整个结构用钢量。
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