英德
有道
百度
谷歌
图片
维基
百科
微分环 [wēi fēn huán]
differential ring
- 详细地阐述了基于键合图理论的多体系统耦合动力学的发展及现状，包括多体系统键合图模型的建立方法、多体系统键合图模型中微分因果环的解耦策略、系统状态方程及运动副约束反力方程的计算机辅助建立方法等重要问题。
In addition, the development and present status of coupling dynamics for multibody systems based on bond graphs were described in detail, some important problems such as bond graph modeling method for multibody systems, decoupling strategies for differential causality loop in multibody system bond graph model, and computer aided method for deriving system state space equation and constraint force equations at joints were dealt with. - 摘要将描述函数法用于确定微分方程极限环个数的问题是一个有意义的理论探索。
Using DF (Describing Function) in determining the limit cycle number of differential equation is a significant analysis try. - 应用非线性时间变换法研究一类微分方程的极限环,它给出极限环的近似解,当方程中的参数较小时,精确度令人满意,其特点是计算简便.
The limit cycles of the differential equation by using the nonlinear time transformation method are investigated.It shows the approximation of the limit cycles.When the parameter in equation is small,the precision is satisfying with calculating convenience.
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