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。
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。
We use these findings to investigate the forces driving time-variation in expected corporate bond returns.
我们用这些结果来探讨在预期的力量驱动动态公司债券的回报。
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。
The problems summarized as below: it is a nonlinear and time-variation system with uncertainties, and it is more complex. So the high performance of this control system is required.
其主要表现在：系统越来越复杂、存在非线性、时变性和不确定性，从而对控制系统的各种性能要求越来越高。
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。
By using the "environment database", the time-variation of the database structure is converted into that of the data of database; the modifying the program is converted into the updating the database.
通过“环境数据库”将数据库结构的时变转化为数据库数据的时变，使得对程序的维护变为对数据库数据的更新。
Colds mutate even while they're infecting you, and new strains pop up so often that by the time drug-makers create a vaccine against one variation, the serum is already out of date.
即使在感染你的时候，感冒病毒也会发生变异，而且新的病毒毒株经常出现，以至于当制药商研制出针对其中一种变异的疫苗时，血清已经过时了。
Scientists at the time often depended on the royal courts for patronage. But there was considerable variation in the relationships between the courts and scientists in different countries.
那时候的科学家基本上都依靠皇室提供财力支持。但在不同的国家，皇室和科学家的关系有极大差异。
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。
This is the first time a genetic variation has been found that shows a different response to emotional stimuli only when individuals are stressed.
这是第一次发现基因变异使人们在受到压力时对待刺激有不同的反应。
Observation of the server over extended periods of time (with variation in load) shows that the errors that occur under load do not leave any lasting impact or have adverse effects on other requests.
对服务器的观察(负荷会发生波动)显示高负荷下产生的错误，不会造成什么长时间的影响，或者对其他的请求造成什么负面的效果。
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。
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。
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。
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。
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 a ship with linear time variation and non-time variation motion system was discussed.
本文讨论了船舶线性非时变系统及线性时变系统运动的稳定。
Space-time variation of gravity in Xi'an since 1992 is summarized.
概述了1992年以来西安地区的重力场时空变化特征。
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。
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。
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。
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。
However, it lacked significance of statistical to study the time variation of the cosmic ray with even high energy before, because the cosmic ray flux with even high energy is very low.
由于甚高能宇宙线的低流强，一直以来甚高能以上能量宇宙线时间变化的研究缺乏统计意义。
According to monitored data of acid rain in Xi 'an City from 1987 to 2000, the time variation and its chemical composition was analyzed.
依据1987—2000年监测数据，分析了西安市酸雨及化学成分的时间变化。
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。
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。
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