查询词典 bifurcation

The corner-collision bifurcation of piecewise smooth systems is addressed.

推导了零时间不连续映射并给出角点碰撞分岔的分段映射。

This thesis is devoted to the problems of integral conditions, center -focus determination and bifurcation of limit cycles at degeneratesingular point and the infinity of planar polynomial differential system.

本文主要研究平面多项式微分系统退化奇点与无穷远点的可积条件以及中心焦点判定与极限环分支，全文由七章组成。

In Chapter 4, we study the center conditions and the bifurcation of limit cycles at a degenerate singular point as well as that at infinity for a quintic polynomial system and prove that the system has 5 limit cycles around the origin and 2 limit cycles around infinity.

在第三章中，我们分别研究了一类三次多项式系统、一类五次多项式系统、一类七次多项式无穷远点的中心条件与极限环分支问题。

We should prevail on test if there is something bifurcation in explanation.

如果解释上遇有分歧，应以英文本为准。

It is indicated that besides periodic and quasi periodic vibrations the system shows different forms of chaotic motion and bifurcation phenomena.

碰摩转子系统所展示的混沌运动以及所具有的各种现象，作为这类系统的显著特征，可以用于诊断汽轮发电机组中经常发生的碰摩故障

Vibro impact ; map ; strong resonance ; bifurcation ; quasi periodic motion ; chaos

碰撞振动；映射；强共振；分叉；拟周期振动；混沌

At the same time, the center conditions and bifurcation of limit cycles at the origin of the quintic polynomial system are also investigated.

第二章研究了一类三次多项式系统由细焦点分支出极限环的问题，证明了该系统有12个小振幅极限环，证明过程是符号和代数的，且焦点量的表达式相对简单。

Recently, a new type of amplifier, called the Josephson bifurcation amplifier, to read out the state of a superconducting quantum bit, has been proposed and constructed.

中文摘要最近，一种新型的放大器，称为约瑟夫森分支放大，用以测量超导量子位元，已经被提议和建造出来。

For the simple network with several routers, we propose a discrete time feedback control system model and a set of recursive equations to describe it. The numerical examples about the bifurcation of average and instantaneous queue size along with the variety of exponential averaging weight w, RED control parameter qmax, pmax and system parameter K are shown.

对拥有多个路由器的简单网络，提出了离散时间反馈控制系统模型，推导出可以研究网络非线性本质的递归方程，针对指数平均权值w，RED控制参数qmax， pmax和系统参数K的变化，进行了平均和瞬时队列长度的分岔数值实验。

Bifurcation behaviour of nonlinear systems under the resonance condition isstudied when there are parametric and external excitations at the same time.

本文提出的映射迭代法可以有效地用于强非线性系统的定性分析，且对于弱非线性系统，其一次近似的平均方程与其它方法等价。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。