In the mathematical model, the nonlinearity of load flow equations is considered and the factor of linearization is combined, so that the accuracy is higher and the adaptability is better.
在数学模型中保留了潮流方程的非线性，同时又结合了线性化的因素，因而数学模型的精确度和适应性都有所提高。
Seismic response of chimneys to combined horizontal and vertical ground motion is analysed in this paper. The effect of the geometric nonlinearity including vertical ground motion is considered.
本文对烟囱在水平与竖向地震动分量联合作用下的反应进行了分析，分析中考虑了包含竖向地震动的几何非线性的影响。
It is a compound contact problem of rolling bearings dynamic contact combined of multi-body contact, friction, sliding, material nonlinearity, geometric nonlinearity.
滚动轴承的动力学接触包含了多体接触、滑动、摩擦、几何非线性、材料非线性、边界非线性的复合接触问题。
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