用非线性随机信号分析方法研究了混沌序列的量化误差和扩散误差引起的有限精度效应。
By using nonlinear random signal analyzing technique, the chaotic finite precision effect due to quantifying error and diffusing error is studied.
非线性工程结构对随机载荷的动力响应分析是当前工程界十分关心的问题。
The analysis of dynamic repose by non-linear engineering structure to random load receives much condemn in the current engineering circle.
利用一个具有门限的非线性随机动力气候模式对中国东部江淮流域的降水进行了分析。
This paper applies a non linear stochastic dynamic model with threshold to analyze the rainfall in the Yangtze and Huaihe river basins of east China.
从而建立了多自由度隔震结构非线性随机响应复模态分析的一整套计算方法。
A complete set of calculating methods for complex modal analysis of nonlinear random response of structures with multi-degrees of freedom and base isolation are proposed.
考虑深海柔性张力腿平台的几何非线性特征，建立柔性平台结构非线性随机振动响应分析方法。
Considering the geometrical nonlinearity, a new method for the nonlinear random vibration of flexible Tension Leg Platform (TLP) is presented in this paper.
提出了分析非线性随机结构响应的一种分段线性化方法。
In this paper, a subsection linearization method is developed and used in analyzing the dynamic response of nonlinear random structures.
本文先对自锚式混凝土悬索桥进行确定性的几何非线性分析，然后采用响应面法进行非线性随机静力分析。
This paper analyzed certain geometrical nonlinearity on concrete self-anchored suspension bridge, then did analysis under random static force with Method of Response Surface.
应用非线性谱分析法对随机波浪载荷的自由表面效应进行了研究，提出了一种新的计算模型。
The free surface effects of random wave forces are studied by means of nonlinear spectral analysis and a new calculating model is proposed.
总之，本文运用非线性分析方法，克服了股票市场中的传统观念，即：决定论观点和随机论观点的局限性。
In a word, this text USES the non-linear analytical method, has overcome the traditional idea in the stock market, namely: Determinism view and talking about the limitation of the view at random.
结合随机激励下齿轮非线性系统的特点，研究了一种分析齿轮非线性随机系统的全局初值特性的方法。
Considering the characteristics of a nonlinear gear system with stochastic excitation, a method for analyzing the system's global initial characteristics was described.
本文还提出了非线性多自由度系统在非平稳随机激励和确定性外力的共同作用下，响应分析的等价线性化方法。
An equivalent linearization method is proposed to the case of the nonlinear multi-degree-of-freedom systems with combined excitations of nonstationary processes and deterministic forces.
本文讨论了随机等价线性化方法(esl)作为一种对考虑力学参数随机性的非线性滞回结构进行可靠性分析的工具具有的灵活性。
This paper investigates the flexibility of the equivalent stochastic linearization (ESL) method as a tool for reliability analyses of nonlinear hysteretic structures with random mechanical properties.
本文应用非线性谱分析法对随机激振位移作用下大位移单摆的非线性随机响应进行了分析。
Under the action of random exciting displacement, the response of a simple pendulum with large displacement was studied in this paper by means of nonlinear spectral analysis.
提出了一种用于评估多参数随机变异情况下岩土力学非线性数值模拟结果可靠性的多维高效直接积分型随机分析方法。
A high efficient direct integration method is proposed for evaluating the variation effect of nonlinear numerical simulation results of geomechanics subject to multi-random parameters.
考虑海底悬跨管道的几何非线性特征，建立了悬跨管道非线性随机振动响应分析方法。
By considering the geometrical nonlinearity, a new method for the nonlinear random vibration of a free spanning submarine pipeline is presented.
为了研究动力学系统和混沌中产生的跳跃随机性，利用能量平衡原理分析了二阶非线性电路的退化方程。
Chaos related discontinuity jumps in nonlinear dynamic systems were analyzed using a second order nonlinear circuit model and degenerative equations based on the energy balance principle.
利用平均能量法对非线性系统在随机激励下的缓冲设计问题进行了分析研究。
The cushioning design problems of a non - linear system under random excitations are studied by means of the average energy method.
通过分析，认识到土体附加应力系统是集外在随机性、确定性、内在随机性于一身的复杂、非线性系统。
We waked up to that additional stress system of mass is a complex and nonlinear system with credibility, randomicity and internal randomicity.
本文应用非线性谱分析法，对铰接装油塔在随机海浪作用下的非线性动力响应进行了分析。
The nonlinear dynamic response of an articulated loading tower under the action of random sea waves is carried out by means of nonlinear spectral analysis.
该分析框架保留了二阶非线性项，保证了随机负荷潮流的计算精度。
The framework preserved the second-order nonlinear terms and ensured the computer accuracy.
基于非线性理论的检测法中重点分析了随机共振。
The stochastic resonance is emphasized in the method based on the nonlinear theory.
双相干谱分析是一种随机信号的现代分析方法，它保留了信号的相位信息且能有效地抑制高斯噪声，描述信号的非线性相位耦合。
It preserves the phase information of signals while effectively reducing Gaussian noise, thus it can analyze the non-linear phase coupling of signals.
以轴向基础窄带随机激励悬臂梁非线性动力学方程组为分析对象，采用多尺度法，获得了系统主参激共振的非线性调谐方程组。
The method of multiple scales was used to solve directly the nonlinear differential equations and to derive the nonlinear modulation equation for the principal parametric resonance.
以轴向基础窄带随机激励悬臂梁非线性动力学方程组为分析对象，采用多尺度法，获得了系统主参激共振的非线性调谐方程组。
The method of multiple scales was used to solve directly the nonlinear differential equations and to derive the nonlinear modulation equation for the principal parametric resonance.
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