Experiments show that the technique is effective for processing unstable signals of time-variation spectra.
实验结果表明，该法是分析处理具有时变谱特性的非平稳信号的一种有效方法。
And the energy of the eastern component is mostly increased with time-variation.
东向分量的能量随时间的变化以增加为主。
Test the performance of controller designed in this paper, by doing simulation experiments with the first order inertia plant having the pure lag and time-variation parameters.
以参数时变时滞后过程为被控对象，仿真研究了本文设计的控制器性能。
Using the 10th International geomagnetic Reference Field (IGRF) models, the latitudinal distribution of harmonic amplitude and its time-variation of geomagnetic potential are investigated.
利用第10代国际参考地磁场模型(IGRF)的资料，研究了地磁位的谐波振幅的纬度分布及其时间变化。
In view of the speed response requirement and the parameter time-variation of electro-hydraulic position servo system, the PID controller and the fuzzy controller are designed respectively.
针对电液位置伺服系统的快速性要求和参数时变性的特点，分别设计了PID控制器和模糊控制器。
The dynamic measurement is a non stationary random process varying with the measuring time. The dynamic measuring data have the characteristics of time variation, randomness, correlation and dynamic.
动态测量是随测量时间而变化的非平稳随机过程，动态测量数据具有时变性、随机性、相关性和动态性四个基本特性。
HF radar backscatter from the ocean surface shows nonlinearities and time variation of its spectrum.
高频波段海洋回波信号表现了非线性和频谱时变性。
In this paper, the stability of construction for the bridge is studied by the method of time variation mechanics, and it describes well the structural behavior during construction.
本文按时变力学分析方法，研究了大跨度拱桥的施工稳定性问题，较好地模拟了施工过程的结构行为。
By taking account of nonlinearity, time variation and unsteadiness of idling process in engines, this paper studies the application of fuzzy control theory in the idling speed control.
考虑到发动机怠速工作过程的非线性、时变性和不确定性，研究了模糊控制理论在发动机怠速控制中的应用。
A fault detection and diagnosis method based on the rule and time variation was presented based on the normal diagnostic expert system.
根据航天器推进系统的时变性特点，在规则的专家系统方法基础上，提出了推进系统面向时态的故障检测和诊断方法。
Considering the time variation, heteroscedasticity and tail characters of market risk and liquidity risk, GARCHEVTmethod is used for the modeling of these properties.
针对市场风险与流动性风险的时变性、异方差性和尾部特点，利用GARCH -EVT方法进行建模。
The conclusion is: It's a variation in space, not in time.
结论是：它是空间的变化，而非时间的。
As you perform the method validation for a method, you can confirm that the retention time variation is acceptable.
只要你做了方法的验证，就可以保证保留时间变化是可接受的。
The time variation of the cosmic ray flux is one of crucial problems in the field of cosmic ray physics, solar geophysics and astrophysics, etc.
宇宙线强度随时间的变化，是宇宙线物理、太阳地球物理和天体物理等交叉学科中的重要问题之一。
Using this interferometer, the time variation of the average electron density of a low pressure pulsed plasma has been measured and the experimental result is quite satisfactory.
用此干涉仪测量了低气压脉冲放电产生的冷等离子体的平均电子密度随时间的变化，取得了较为满意的结果。
A contour map that displays the variation in time between two seismic events or reflections.
一个等高线图，显示了两个地震同相轴或反射层之间的时间变化。
This assumption explains the random variation of phenotypic traits over time, but it doesn't explain why phenotypic traits evolve.
这种假设解释了在一段时间内表型性状的随机变异，但没有解释表型性状为什么会进化。
On the basis of time variation of still water load effects, a new method was developed for the combination of still water and wave induced load effects.
基于静水载荷的时间变异性，导出了一种确定静水载荷效应与波浪载荷效应组合极值的新方法。
On the basis of the time variation of still water load effects, a new method is developed for the combination of still water and wave induced load effects.
基于静水载荷的时间变异性，导出了一种静水载荷效应与波浪载荷效应组合的新方法。
Third, the basic observational system is weak, and a variety of "physical field" information related to space time variation can't be provided.
基础观测系统薄弱，尚不能提供随时空变化的各种“物理场”的信息。
The model, which describes the sludge thickening and storage processes in a secondary clarifier, can simulate the time variation of the sludge concentration distribution over th…
模型描述了污泥的浓缩和贮存过程，可用于模拟二沉池中的污泥沿池深方向的分布和底流污泥浓度随运行条件的动态变化。
Timex is just another variation of the time utility that will present time in more readable format. Here is the timex output of the same query.
Timex只是time实用程序的另一个变种，它将以更易读的格式显示时间。
Given the proliferation of hacker attacks, Run-time Variation 1, shown in Figure 8, is the recommended pattern for the Directly Integrated Single Channel application pattern.
鉴于电脑黑客的攻击能力不断加强，如图8所示的运行时变种1是适合于直接集成单通道应用程序模式的一种值得推荐的模式。
Orthogonal Multi-Carrier Modulation(OMCM) is adopted to overcome the frequency selectivity and time variation of low-voltage power line channel.
为克服低压电力线信道的频率选择性和时变性，系统采用正交多载波方式传输信息。
As to the time variation, non-linearity and long range dependence in VBR video traffic trace, a novel method of feature based on multi-scale decomposition was proposed.
针对其时变、非线性以及长相关性等特点，提出一种多尺度分解的VBR视频业务的特征提取方法。
The example of stability of a ship motion and criterion is given for linear non-time variation.
对线性非时变系统，本文给出了船舶运动稳定性的实例，及其数学物理上对这类问题稳定性的判别法。
The field evaluation results of this system show that real-time variation date of WSOC in ambient fine particle can be provided rapidly and steadily.
实际运行结果表明，该系统能够快速稳定地获得大气细粒子中WSOC的实时变化数据。
She began to feel that she had not yet gone through all the changes of opinion and sentiment which the progress of time and variation of circumstances occasion in this world of changes.
她开始感觉到，在这多变的人世间，时间的推移和环境的变迁在人们身上引起的思想感情的变化，她还得继续去感受。
She began to feel that she had not yet gone through all the changes of opinion and sentiment which the progress of time and variation of circumstances occasion in this world of changes.
她开始感觉到，在这多变的人世间，时间的推移和环境的变迁在人们身上引起的思想感情的变化，她还得继续去感受。
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