近似势能法用于克服非线性带来的困难。
Approximate potential method is applied to overcome the difficulty caused by nonlinearity.
非线性问题的求解，本文采用了增量迭代法。
The incremental iteration method is applied in the solution of the nonlinear analysis.
传统的特征根分析法不能揭示电力系统的非线性相关作用。
Traditional eigenvalue analysis method can not reveal the nonlinear interaction of power system.
谐波平衡法是非线性电路中稳态分析的一种有效的方法。
The Harmonic Balance method is an efficient method in steady state analysis of nonlinear circuits.
为丰富元胞单元法理论，论文开展了非线性元胞单元法研究。
Nonlinear cellular element method was also studied for enriching its theory.
方法采用考虑接触和螺栓预拉的非线性有限单元法对不同构造的梁柱外伸端板连接进行分析。
The high strength bolts resistance on the steel beam-to-column extended endplate connection is studied.
方法采用考虑接触和螺栓预拉的非线性有限单元法对不同构造的梁柱外伸端板连接进行分析。
The high strength bolts resistance on the steel beam-to-column extended endplate connection is studied.
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