perturbation
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1
N-VAR (尤指不常出现的)小变化
A perturbation is a small change in the movement, quality, or behaviour of something, especially an unusual change....perturbations in Jupiter's gravitational field.
木星重力场的微小变化
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2
N-UNCOUNT (某事引起的)忧虑,不安,烦恼
Perturbation is worry caused by some event.This message caused perturbation in the Middle East Headquarters.
这则消息在中东总部引起了不安。
noun
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1
- the act of causing disorder
- Synonym: disruption
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2
- a disposition that is confused or nervous and upset
- Synonym: fluster
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3
- activity that is a malfunction, intrusion, or interruption
- the term `distress' connotes some degree of perturbation and emotional upset
- he looked around for the source of the disturbance
- there was a disturbance of neural function
- Synonym: disturbance
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4
- (physics) a secondary influence on a system that causes it to deviate slightly
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5
- an unhappy and worried mental state
- there was too much anger and disturbance
- she didn't realize the upset she caused me
- Synonym: disturbance upset
数据来源:WordNet
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This message caused perturbation in the Middle East Headquarters .
这则消息在中东总部引起了不安。
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Furthermore , the occasional failure of bone repair may in part be due to perturbation in the activation of local growth factors .
此外,骨头修理的偶尔的失败可以部分地由于在本地的生长因素的激活的不安。
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Numerical Simulation Study on Nonlinear Crystal Growth Process Using Perturbation Method
扰动法非线性晶体生长过程数值模拟研究
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MPPT Algorithm Based on Genetic Algorithm with Perturbation and Observation Control
基于遗传算法和扰动观察法的MPPT算法
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The Best Perturbation Method Based on Genetic Algorithm Applied in Solving Inverse Problem
基于遗传算法的最佳摄动量法在反问题中的应用
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Multi-channel active noise control system using Simultaneous perturbation algorithm is considered .
使用同步扰动算法设计多通道有源噪声控制(ANC)系统。
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A New Composite Particle Swarm Optimization Introduced in Random Perturbation Operation
一种引入随机摄动操作的新型复合粒子群优化算法
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A Study of Valve Dynamics by the Perturbation Method
用摄动方法研究配气机构动力学
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On the numerical simulation of perturbation 's propagation and development in traffic flow
关于交通流中扰动传播和发展的数值模拟
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A New Perturbation Theory of Electromagnetic Fields in Metal Cavity
理想导体金属谐振腔电磁场微扰理论研究
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Positive Real Control for Linear Systems with Independent Coefficient Perturbations
独立摄动参数不确定线性系统的正实控制
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Direct Chaotic System Towards Periodic Oscillation Solution Based on Perturbation Amplitude
扰动幅度引导混沌系统到周期振荡解
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Perturbation theory with asymptotic methods for solving nonlinear problems and recent advances
非线性问题的摄动理论和渐近方法及其进展
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In Chapter 3 , the author uses the method of parameter perturbation .
第三章中主要运用的是参数摄动方法。
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Effect of shear loading perturbation on frictional behavior : an experimental study
剪切载荷扰动对断层摩擦影响的实验研究
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Perturbation Analysis and Estimation of Dynamic Characteristics of a structure with close Natural Frequencies
具有集聚固有频率的结构的动特性摄动分析和估计
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This paper studies the perturbation systems .
该文研究扰动系统。
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Application of linear perturbation model to tidal level forecasting
线性扰动河流预报模型应用&南京站、镇江站潮水位预报
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The stability condition can be determined via the asymptotic perturbation method .
发展渐近摄动法确定稳定性条件。
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This paper presents an iterative method for separating singular perturbation control systems .
文章提供了一种奇异摄动控制系统的迭代分解方法。
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Analysis of perturbation of the multigrid method and Its Applications
多重网格法的摄动分析及应用
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Robust Design of the System with Matrix Elements ' Perturbation with an Observer
带观测器系统对矩阵元素扰动的鲁棒性分析与设计
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These tend to appear with every perturbation in the economy .
每次经济波动期都会出现这种天使。
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Matrix Perturbation Theory in Structural Vibration Analysis
结构振动分析中的矩阵摄动理论
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Effect of perturbation frequency and spray pressure on liquid alloy jet instability
干扰频率与喷射压强对合金射流的影响
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Based on this , the switched systems with nonlinear perturbation is investigated .
在此基础上,我们又研究该系统在非线性扰动下的稳定性。
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Robust Control Problems under Both Controller and Plant Perturbations
控制器与对象同时摄动的鲁棒控制问题
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Perturbation expansion method for boundary-value problems of nonlinear heat transfer
非线性热传导边值问题的微扰展式方法
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Dynamic properties Study on Logistic Map with Stochastic Perturbation
具有随机扰动的Logistic映射动力学性质研究
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Diagnostic analysis of the effect of perturbation pressure on cumulus convection
积云对流中扰动压力效应的诊断分析