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.
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。
By using the voltage stability analysis with uncertain factors of load variation considered in computation, more information about the critical point and the minimal power margin will be offered.
考虑负荷变化随机性的电压稳定分析方法可以更多地计及不确定因素，提供更丰富的电压稳定临界点以及最小功率裕度的信息。
Although multiple regression analysis pre-measurement computation may use the commonly used calculator to carry on the statistics, the data are complex and tedious, the work load is bigger.
多元回归分析预测法的计算，虽然可以用常用计算器进行统计，但是数据复杂繁琐，工作量较大。
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