对于线性荷载作用下外简支环板，引入统一强度理论，进行了极限荷载分析。
For simply supported annular plate under linear load, the limit load analysis was investigated by applying unified strength theory.
本文结合工程实际，在拱坝有限元应力分析方法与强度设计准则、多轴应力强度安全计算、拱坝极限荷载分析理论和方法等方面开展研究。
In this thesis, the FEM stress analysis and strength design criteria, multi-axes strength theory and computation, limit load analysis method of arch DAMS are concerned.
利用大坝超载分析寻求破坏面，从而得出破坏的极限荷载。
The failure plane and then the limit load are calculated by overloading analysis.
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