In this paper, we discuss the locally topological structures of nonlinear homogeneous systems with one zero characteristic root, and give a criteria by the right-hand polynomial coefficients.
本文讨论了具有一个零特征根的非线性齐次系统的局部拓扑结构，并给出利用系统右端多项式系数的判断准则。
2
In this paper, the research of topology optimization under the static loads and structural dynamic characteristictopological optimization is individually presented.
本文分别对基于概率的连续体结构的静力拓扑优化和动力特性拓扑优化进行了研究。
3
The topological structure of multi-body system and their lower numbered body array, the composing methods of characteristic matrixes are explained.