Before the study, stationarity of interest rates are analyzed.
在实证检验前，对利率时间序列的平稳性进行了分析。
In this paper, we discuss the stationarity and invertibility of a bilinear model.
本文主要讨论双线性时间序列模型的平稳性与可逆性。
Controling vehicle vibration can raise rolling stock speed and improve its stationarity.
控制车辆振动是机车车辆提速并改善其平稳性的关键技术。
To the poor stationarity of bent axle and the big vibration after remodeling, we redesign the bent axle.
针对改型后两缸机平稳性差、振动大的特点，我们对曲轴做了重新设计。
Control vehicle vibration whether rolling stock raise speed and improve key technology of stationarity their one of.
因此控制车辆振动是机车车辆提速并改善其平稳性的关键技术之一。
This technology has such advantages as lowering construction time, decreasing costs and improving installation stationarity.
该项技术可缩短工期，降低费用，提高安装的平稳性。
Then, Local Wave method is introduced in consideration of the non-stationarity characteristic of the vibrating signals from NC machines.
针对数控机床机械系统的非线性和振动信号的非平稳特性，引入局域波分析方法。
The first deals with several i methods used to test stationarity, periodicity and guassianity of the recorded data of aircraft vibration.
第一部分介绍飞行器实测振动数据的平稳性、周期性和正态性检验的几种方法；
Main factors influencing precision of fractal dimension computation include number of data, distribution of data, stationarity of data, no scale area.
研究表明影响分维估计精度的主要因素有四种：数据点数、数据概率分布、数据平稳性、无标度区。
In actual testing, magnetic memory signal belongs to random signal without stationarity, adjusting adopting wavelet technique to analyze magnetic memory signal.
在实际检测中，磁记忆信号属于随机信号、不具有平稳性，宜采用小波技术分析磁记忆信号。
We are still looking at the quality (duty cycle and stationarity) of the first few months of S5 data, and trying to decide if we want to do a longer search this time.
这都不是问题，我们关注的是S5头几个月的数据质量（协同工作周期和稳定性），并以此决定这一次是否要进行更长久的寻找。
A prediction method based on support vector empirical mode decomposition (SVEMD) is proposed to deal with the non-linearity and non-stationarity of failure rate data.
针对故障率时间序列的非线性与非平稳特性，提出一种基于支持向量经验模态分解(SVEMD)的预测方法。
Based on the stationarity test of time alignment, it can be determined that there is no cointegration between foreign exchange earnings from tourism and economic growth.
依据时间序列的平稳性检验可以判定：旅游外汇收入和经济增长两时间序列之间应不是协整的。
The results may better reflect the non-stationarity of ground motion in time domain and are closer to reality than those by wave theory and stationary random vibration theory.
由于这种方法能较好地反映地面运动的时域非平稳性，所以得到的计算结果更真实。
With the aid of the method for determining damping ratio in structural dynamic experiment the so called stationarity index is used to estimate the gentleness of the peak's slope.
借助结构动力试验中阻尼比的确定方法，提出用平稳度指数来评价单峰点包线函数平缓程度。
As an important tool of testing time series stationarity, unit root test is always used, and cointegration test is also often implied for judging long equilibrium between nonstationary variables.
单位根检验是计量经济学中检验时间序列数据平稳性的最重要工具，而协整检验则是用来判断非平稳变量之间是否存在长期均衡关系的常用方法。
Based on the statistic independence of sources and the cyclo stationarity of communication signals, an idea and approach to separate the mixed signals received by distributed antennas is proposed.
利用各源信号之间的统计独立性和通信信号的循环平稳性，提出了一种适合于分布式天线接收的混合通信信号盲分离的思想和实现方法。
Incorporating the seismicity non-stationarity in time and nonuniformity in space, the statistical data of seismic unit and its potential source areas represent a certain significance for this region.
基于区域内各统计单元及其潜在震源之间地震活动的时空非均匀性，本文给出的结果具有特定的统计意义。
Incorporating the seismicity non-stationarity in time and nonuniformity in space, the statistical data of seismic unit and its potential source areas represent a certain significance for this region.
基于区域内各统计单元及其潜在震源之间地震活动的时空非均匀性，本文给出的结果具有特定的统计意义。
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