提出了一类强非线性动力系统的两项谐波法。
Two harmonics method is presented for strongly nonlinear dynamic-system.
混沌是确定性非线性动力系统内在随机性的表现。
Chaos is internal random behavior expression of certainty nonlinear dynamical system.
非线性动力系统；
提出一类强非线性动力系统的叠加迭代谐波平衡法。
A superimposing iteration harmonic balance method (SIHB) is presented for the steady-state analysis of strongly nonlinear oscillators.
混沌是确定系统的非线性动力系统中出现的随机现象。
Chaos is a random phenomenon in deterministic nonlinear dynamic systems.
神经网络是高度复杂的非线性动力系统，存在着混沌现象。
Neural network is a kind of highly complex nonlinear dynamic system, and chaotic phenomenon was found in it.
混沌现象是非线性动力系统中一种确定的、类似随机的过程。
As a phenomenon found in non-linear dynamic system, chaos is deterministic and random-like.
本文研究采用振荡控制方法，来改善非线性动力系统的特性。
This paper extends the vibrational control theory to the nonlinear dynamical systems with time lags.
本文建立确定非线性动力系统的周期的新方法——后继函数法。
Successive function method is presented to determine the period of stable non linear dynamic system.
大气和海洋中的流场是典型的时变向量场，属于非线性动力系统。
Oceanic and atmospheric flows are typical time-dependent vector fields, which belong to nonlinear dynamical system.
泉水系统属非线性动力系统，泉水月流量序列具有季节波动的特点。
The spring water system is a nonlinear dynamic system and its monthly discharge is characterized by seasonal fluctuations.
考虑了具有缓变输入信号的非线性动力系统的一类平衡点集合的稳定性。
Stability for a certain family of equilibrium of a nonlinear system with varying input signals was considered.
为了讨论混沌运动，对一类非线性动力系统的自由振动方程进行了求解。
A kind of free vibration equation of the nonlinear dynamical system is solved to study chaotic movement.
通过建立三轴稳定质量矩拦截器的数学模型，得到一个非线性动力系统。
According to the constructed model of the mass moment interceptor with three-axial stabilization, a nonlinear dynamic system was acquired.
混沌经济时间序列的预测方法研究是混沌经济非线性动力系统的重要内容。
The research on forecasting method of chaotic economic time series is the important part of the nonlinear chaotic economic dynamic systems.
最后利用所得到的规范形和普适开折讨论了非线性动力系统的余维3退化分叉。
Finally we use obtained normal form and universal unfolding to discuss codimension 3 degenerate bifurcations of nonlinear dynamical system.
通过对二维非线性动力系统的截断近似，使得二维非线性动力系统由一组方程来表达。
Nonlinear dynamic system in two dimensions is expressed by a group of equations by approximately Truncating nonlinear dynamic system in two dimensions.
混沌和混沌控制是非线性动力系统的新理论、新方法和新概念，是智能控制的重要组成部分。
Chaos and control of chaos are new theory and new methodology and new concept of nonlinear dynamic system, which has become an important part of intelligent control.
同时又分别以连续和间歇发酵非线性动力系统为状态方程，建立了两个非线性最优控制模型。
At the same time, two other optimal control models are formed taking nonlinear dynamic system in continuous and batch culture as state equations separately.
岩溶水系统是受水文、地质、地形地貌、植被、人类活动等多种因素影响的非线性动力系统。
The groundwater system of karst spring is a nonlinear and dynamic system influenced by factors such as hydrology, geology, landform, vegetation and human's activities.
从非线性动力系统理论角度看，相似日预测的实质是对负荷序列中平衡点和准周期行为的预测。
From the viewpoint of nonlinear dynamic system theory, the substance of load forecasting by the loads in similar days is the forecasting for the behaviors of equilibrium points and quasi-periods.
最后，以一类刚性约束的非线性动力系统为例，揭示了局部映射在其动力学分析中的重要作用。
Finally, an important role of local map is shown in the dynamical analysis of a given nonlinear dynamical system with rigid constraints.
在了解混沌非线性动力系统特征的基础上，本文就混沌非线性系统的智能控制方法进行了研究。
Based on the understanding of characters about the chaotic nonlinear dynamical systems, intelligent control methods for chaotic nonlinear systems are presented.
作为经济生活中一个很重要的部分，股票市场是一个复杂的非线性动力系统，因此预测股市是非常困难的。
As an essential part in the economic life, the stock market is a complicated nonlinear dynamic system which decides the difficulties in predicting stock price.
根据股票市场是非线性动力系统的假设，利用混沌理论对混沌时间序列的分析方法，提出了股票价格预测方法。
A method of stock price prediction is presented by hypothesis of stock market being non-linear dynamic system and analyzing method of chaos theory for chaos time series in this paper.
应用精度高、速度快的非线性油膜力数据库方法及非线性动力系统的稳定性和分叉理论对转子-轴承系统进行了分析。
The rotor bearing system was investigated using the stability and bifurcation theory for nonlinear dynamic system and the database method.
本文综述了含有参数激励的非线性动力系统的响应、分岔与混沌问题的研究现状和方法，讨论了所存在的问题及其发展趋势。
The problem of robust stabilization for a kind of nonlinear dynamical systems with the matched uncertainties is studied in this paper.
河川径流作为水循环水文要素之一，由于受人类活动、流域气候及自然地理等因素的综合影响，其变化呈一个非线性动力系统。
As one of the main hydrological factors of the water cycle, river runoff is affected by human activities, watershed climate and geographical factors, and its change is a non-linear dynamical system.
河川径流作为水循环水文要素之一，由于受人类活动、流域气候及自然地理等因素的综合影响，其变化呈一个非线性动力系统。
As one of the main hydrological factors of the water cycle, river runoff is affected by human activities, watershed climate and geographical factors, and its change is a non-linear dynamical system.
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