Time varying

时变

常用释义

词性释义

时间变化的:指随着时间变化而变化的,不是固定不变的。
例句
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看月影轻抚我的长发,多少时光变沧桑啊!
该模型考虑了晶闸管开关的非线性和时变因素,在汽轮发电机组轴系频率范围内足够精确。
The wireless channel is usually unreliable, and it mainly suffers from time-varying fading due to multi-path propagation.
它具有由于时变多径传输产生的衰落、时间延迟扩展等有害影响。
The procedure neural network was proposed to identify the parameters for a time-varying three degrees of freedom system in the paper.
文中基于过程神经网络,对一刚度随时间变化的三自由度系统进行参数辨识。
This paper is concerned with the problem for a class of uncertain linear systems with a time-varying delay.
研究了一类具有输入时变滞后的不确定线性系统的鲁棒控制器设计问题。
If the stator or rotor (or both) is subjected to a time-varying magnetic flux, the iron core is laminated to reduce eddy current losses.
如果定子和转子都同时受到时变磁场的影响,就将铁芯许多薄片组成,以减小涡流损耗。
In the wireless communication, as a result of the object moving or other reasons, the channel is time-varying.
无线通信中,由于物体的运动或其他原因,信道是时变的。
能够控制声音的时变频谱要素对声音合成来说是至关重要的。
研究了一类具有范数有界时变不确定性的不确定离散系统的输出反馈鲁棒镇定问题。
研究了球面电磁波在多维空间时变媒质中的传播特性。
该法适用于系统具有阶跃性结构变化和时变参数的动态过程。
实验结果表明:提出的方法对于时变系统具有较好的辨识效果。
研究点源激励电磁波在高维空间时变媒质中的传播解。
The gained results are very important to help ones understand and apply Maxwell's equations of time-varying electromagnetic field.
所得结论对于理解和应用时变电磁场基本方程具有重要的指导意义。
It first proposes an approximate model of time-varying channels by means of wavelet multi-resolution decomposition.
该算法首先应用小波多分辨率分解原理来近似建模时变信道;
The trajectory tracking problem was transformed into a trajectory state regulation problem which is a linear time varying(LTV) system.
将再入弹道跟踪问题转化为再入弹道状态调节问题,得到了一个LTV系统最优控制问题。
本文讨论一类具离散时变时滞和分布时滞神经网络的指数稳定性。
近年来,对时变系统的自适应控制的研究已取得了较大的进展。
To solve arbitrary sampling rate conversion problem in software radio system, this paper presents a time-varying CIC filter.
为了较好地解决软件无线电技术应用中任意采样率转换的问题,本文引入了时变CIC滤波器。
时变信道可以提供时间分集,也称为多普勒分集。
The time-delay estimation for the nonlinear dynamic system with time-varying time-delay is an important issue for system identification.
对具有时变时滞的非线性动态系统进行时滞估计是系统辨识的一项重要课题。
时变色散信道则是同时存在频率和时间选择性衰落的信道。
研究一类非匹配不确定线性离散时间系统的滑模控制设计问题。
时变质流场感应出引力场,时变引力场感应出质流场。
仿真结果表明,利用该算法能够对一类带时变参数的非线性系统进行故障预报。
对比常规PID控制,变参数PID控制器对时变大时滞对象有较好的控制效果。
Compared with the existing approaches, this method can achieve lower NMSE, and is applicable to time - varying channel tracking.
与以往的叠加训练序列估计方法比较,利用算法具有更低的估计均方误差,且适用于时变信道。
变压器效应的本质仅仅需要和两个绕组交链的时变公共磁通的存在。
该方法克服了时变参数及未知干扰对系统的影响。
Moreover, different from the sector indexes, the time-varying betas of the stocks have more statistically significant weekday effects.
此外,个股的时变贝塔表现出不同于行业指数的特点,其周内效应相对比较明显。
1·A-operator method (AOM) is used to study the influence of the speed ratio and time varying meshing stiffness on rattling threshold speed of the gear system.
用算符分解算法(AOM)得到了系统的近似解析解,并研究了传动比和时变啮合刚度对拍击门槛转速的影响。
2·As a new technique of signal processing, wavelet analysis has excellent characteristics of time frequency localization and is suitable for analyzing time varying or transient signals.
作为一种日益获得广泛应用的信号处理新技术,小波分析具有良好的时频局域化特性,适应于时变和瞬变信号的分析。
3·As sinter is a typical time varying and nonlinear system with large delay time, it is difficult to describe the whole process using a mathematical model.
烧结是一个典型的时变、非线性、大滞后的系统,很难用一个确定的数学模型去描述整个过程。
4·With combination of the above subspace tracking algorithm with SVD- ESPRIT algorithm, an adaptive ESPRIT algorithm is presented to track the time varying DOAs.
将该跟踪算法与SVD -esprit算法相结合,得到的自适应esprit算法可用于对时变的信号DOA进行跟踪估计。
5·Bandwidth describes the instrument's ability to respond to time varying signals over a range of frequencies.
带宽说明了仪器在某一频率范围内响应时变信号的能力。