1) Perturbation
[英][,pɜ:tə'beɪʃn] [美]['pɝtɚ'beʃən]
扰动
1.
Influence of the Linear and Periodic Perturbation on Dynamical Behavior in BZ Reaction;
线性与周期扰动对BZ反应动力学行为的影响
2.
Using 1~(st)order perturbation to improve the low order harmonic expansion method for fast LP evaluation;
用一阶扰动改进低阶谐波展开法
3.
Influence of the small Perturbation of a Submatrix on rank of the matrix;
研究子阵的微小扰动对矩阵秩的影响
2) disturbance
[英][dɪ'stɜ:bəns] [美][dɪ'stɝbəns]
扰动
1.
Effect of disturbance on the movement of exogenous phosphorus in simulative aquatic eco-systems;
扰动对外源性磷在模拟水生态系统中迁移的影响
2.
Research on factors affecting canal surge using basic equation of disturbance in 2-D subcritical flow;
利用二维缓流扰动基本方程探讨渠道涌波影响因素
3.
Experimental study on influence of disturbance on turbulence structure and stability of erodible riverbed in open channel;
扰动对明渠湍流结构及床面稳定性影响的实验研究
3) disturbances
[英][dis'tə:bəns] [美][dɪs'tɝbəns]
扰动
1.
Approximate optimal disturbances rejection for a class of nonlinear interconnected large-scale systems;
一类非线性互联大系统的近似最优扰动抑制
2.
Approximate Optimal Disturbance Rejection for Nonlinear and Time-delay Systems with Disturbances;
受扰非线性及时滞系统近似最优扰动抑制方法研究
3.
Study on the Application of Wavelet Transform in the Analysis of Power Quality Disturbances;
电能质量扰动分析中小波变换的应用研究
4) perturbations
扰动
1.
But the hybrid power supply cant not effectively reject the perturbations in the power supply.
开关电源和线性电源相结合的混合电源可以提高动态响应速度,但是传统的控制方式不能有效抑制输入电压扰动的影响。
2.
Obtains the criteria for the stability robustness of discrete linear systems in the presence of the time variant perturbations and derives through the lyapunov stability approach explicit bounds on the perturbations of a discrete linear system to maintain stability.
给出了离散线性系统在时变扰动下的鲁棒稳定性判据和受扰系统保持稳定的允许扰动的界限，并将此应用于多变量反馈控制系统的鲁棒状态反馈和输出反馈的设计，从而进一步发展了离散系统鲁棒稳定性理论。
3.
Two methods are provided in this paper for generating the maximal perturbations.
对于一个给定的Hurw itz稳定多项式,分析其系数受到多大的扰动作用多项式仍保持稳定是很有意义的。
5) disturbing
[英][dɪ'stɜ:bɪŋ] [美][dɪ'stɝbɪŋ]
扰动
1.
The disturbing problem of sub-function μ_(u) and study of disturbing operator;
隶属函数μ_(u)的扰动问题及扰动算子研究
2.
By simulating calculation with a new velocity distribution formula of free jet flow and a scour rate one, the resuspension of contaminated bottom sediment on the disturbing of boat propeller jet flow was studied.
河流、湖泊中船舶的航行对于水体底部的污染沉积物具有很强的扰动作用,特别是船舶尾部的螺旋桨射流。
3.
This paper is to build mathematic model of aluminum solidification microstructure simulation by the phase field method and study the influence of disturbing on dendrite growth.
对研究铝金属微观组织模拟相场法技术的数学模型及扰动对枝晶生长的影响进行了研究;在相场法数学模型基础上,对有扰动和无扰动情况下的铝金属凝固枝晶生长进行了模拟;研究结果表明,不加扰动时,晶粒的生长是沿着主干方向进行,光滑且不出现二次枝晶,加扰动时,晶粒生长出发达的侧枝。
6) turbulence
[英]['tɜ:bjələns] [美]['tɝbjələns]
扰动
1.
Holographic Real-Time Record of Interfacial Turbulence Phenomena During Liquid-Liquid Mass Transfer;
液液传质界面扰动现象的全息实时记录
2.
The turbulence of temperature、humidity and kinetic energy in ground and in upper air were analysed and results showed that there was positive temperature turbulence before and in the period of severe convective weather while conversely negative turbulence after.
分析这次过程地面、高空的温度、湿度、动能的扰动量,当过程影响前及影响期间,具有正温度扰动,过程影响后,具有负温度扰动,地面温度扰动明显大于高空各层的温度扰动,说明地面的热力作用大于高空的热力作用;扰动湿度场中,强对流天气发生区域各层的湿度小于周围环境的湿度扰动,这可能是出现雷雨大风的原因之一,各层的湿度扰动都比较大,因此对流很旺盛;扰动动能场中,过程发生区域的扰动能量明显大于过程发生前、后的扰动能量,各层中,以850hPa的扰动能量最大、地面次之。
3.
The identification of r0 is based on the facts: 1, Deterministic component, <H>, including average turbulence MTF and aerosol MTF, is located at low frequency areas in the frequency domain.
这种技术是基于对大气MTF解析式中的Fried参数r的识别,r_0的识别根据如下事实:平均扰动MTF和雾气(aerosols)MTF,作为大气点扩展函数H的确定成分<H>,位于频域的低频区:<H>的解析形式可通过Fried理论确定:<H>与其退化图象在频域图象的剖面曲线中有相同的零截点。
补充资料：扰动
分子式：
CAS号：
性质：驰豫动力学中有下述两种扰动方法。⑴跃变方法（jump method）。外部条件引起体系温度、压力等的跃变，从而引起原有的平衡破坏而趋向与新的平衡。跃变时间与化学反应时间相比认为是瞬时完成的，如温度跃变法、压力跃变法、电场跃变法等。可参见梯度函数。⑵稳态方法（stationary method）。其扰动是周期性的，如方波扰动、正弦扰动，体系组分的浓度呈周期性的变化，可参见超声吸收、介电弛豫等。稳态扰动又称定常扰动（steady disturbance）、定常法（steady method ）。
CAS号：
性质：驰豫动力学中有下述两种扰动方法。⑴跃变方法（jump method）。外部条件引起体系温度、压力等的跃变，从而引起原有的平衡破坏而趋向与新的平衡。跃变时间与化学反应时间相比认为是瞬时完成的，如温度跃变法、压力跃变法、电场跃变法等。可参见梯度函数。⑵稳态方法（stationary method）。其扰动是周期性的，如方波扰动、正弦扰动，体系组分的浓度呈周期性的变化，可参见超声吸收、介电弛豫等。稳态扰动又称定常扰动（steady disturbance）、定常法（steady method ）。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条