stable series

There are a lot of time sequence model of non-stationary time series, first difference to eliminate the trend, meet the stable condition after modeling, namely ARIMA model, this paper finally selected as ARIMA model on TEC value prediction.

时间序列有很多的模型，对非平稳时间序列需先进行差分消除其趋势，满足平稳条件后再进行建模，即ARIMA模型，由于本文最后选定ARIMA模型对TEC值进行预测。

The biological contact oxidation process ( BCOP) has been extensively taken seriously and followed with interest all over the world in that it has a series of advantages including the low cost of running, high efficiency, stable running and convenient management.

弹性填料生物接触氧化预处理去除污染技术由于运行费用低、操作管理方便稳定、去除污染效果好等一系列优点，受到国内外的广泛重视和关注。

AVX tantalum electrolytic capacitors, small size, polarity capacitor, electrical properties of stable and reliable, low-ESE ( equivalent series resistance) value.

AVX钽电解电容器，体积小、极性电容器，电性能稳定可靠、低ESE（等效串联电阻）值。

To establish the stable theory bases of choiceness gene induced, expression and breeding of high yield and high ephedrine content through series research the molecular biology.

进行系统的分子生物学研究，为麻黄的优良基因导入、表达及高产与高含碱量新种质的选育奠定坚实的理论基础。

This series of products have simple structure, small size and stable performance.

本产品结构简单 、 体积小、性能稳定、操作容易.

With the strength of the competence, it faces series of problems, among which brain drain is a prominent one. It is very difficult for the private universities and colleges have a stable, high-qualified teaching group.

随着竞争的加剧，民办高校在发展中遇到各种各样的问题，其中一个比较突出的问题就是教师流失大，很难有一支稳定的高素质教师队伍。

The stability conditions of multipin-to-plate discharge of transverse discharge excited CW CO2 laser have been analysed. The dependence of the discharge stability on the series ballast resistance and tne application of stable current regulator are discussed.

本文分析了多针对平板放电、横向电激励CO2激光器的稳定性条件，论述了放电稳定性与镇流电阻的关系，以及稳流调节器的应用。

After water treatment, the concentration of methylphenanthrene in Daqing terrestrial facies oil keeps stable relatively, the concentration of dimethylphenanthrene is appreciably increasing, and that of phenanthrene and the series compounds of naphthalene decrease in different pitch.

在水的作用下，大庆陆相原油中的甲基菲浓度保持相对稳定，二甲基菲的浓度略显升高，菲及萘系列化合物的浓度有不同程度降低。

Guarantee of series tour groups all the year round, as well as stable sailing schedule.

全年系列旅行团保证，航期稳定不变。

The time series reconstructed is stable and credible under the crossing-test verification.

经交叉检验,所得重建方程是稳定可靠的,重建的降水序列是可信的.