极限

Using DF in determining the limit cycle number of differential equation is a significant analysis try.

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。

Because of the relay, the input during this limit cycle is a square wave with a period related to the system dynamics.

由于继电器的存在，在这个极限循环中的输入将呈现一段与系统动态学相关的方波形式。

The calculation method of finding the limit cycle suppression time is proposed also and the calculation results are consistent with thos...

本文还提出了一种求极限环平均抑制时间的计算方法，计算结果与实验数据相符。

About bifurcation theory of plane vector fields, the study on bifurcations of the limit cycle has become an important and popular topic.

就平面向量场的分支理论而言，对于极限环分支的研究已成为人们关注的主要问题。D。

The results show that the development of the instability leads to the limit cycle oscillation and chaotic behavior of the radiation field.

这种不稳定性的发展导致场出现极限环振荡和混沌。

The periodic doubling responses of the limit cycle flutter of the test model are observed in wind-tunnel test.

风洞实验中实现了该系统极限环颤振的周期倍化响应。

The critical value of Hopf bifurcation was calculated, and the stability of the limit cycle was discussed. The bifurcation diagram of the system was obtained by the fourth order Runge-Kutta method.

定性分析了系统定态的存在性和稳定性，讨论了系统的Hopf分岔，得到了系统的Hopf分岔参数值，并判断了极限环的稳定性。

In the second chapter, we consider a kind of Kolmogorov system. The sufficient conditions of nonexistence of the closed orbit and existence of the unique and stable limit cycle are obtained.

第二章讨论了一类Kolmogorov系统，得到了系统无闭轨的充分条件和存在唯一稳定极限环的条件，推广了颜向平，张存华等的结果。

It is found that the frequency creep caused by superradiance usually results in this kind of limit cycle like oscillations.

分析表明这种类极限环振荡主要起因于超辐射引起的频率蠕变。

As the stand status limit distribution is normal distribution, Weibull distribution model was built.

在林分状态结构的极限分布是在正态分布条件下，建立林分状态动态结构的Weibull分布模型。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。