英语词汇nonstationary怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

短语

1
Since EGG signals are non stationary and nonlinear, the time frequency parameters of them vary non linearly.
由于胃电信号的非稳态和非线性，胃电信号时频参量的变化是非线性的。
2
Taking into account the multi channels disturbance and noises with the non stationary characteristic, time delay estimation based on adaptive parametric approach is proposed.
在考虑多通道非平稳信号干扰及背景噪声的情况下，提出了基于自适应参数型时间延时估计方法。
3
Joint time Frequency Analysis (JTFA) describes and determines how the frequencies of non stationary signals change over time. It offers a better understanding of nature of the signal.
时-频联合信号分析法能描述非稳态信号的频率如何随时间而变化，故它能使我们更好地理解信号的本质。

单词	nonstationary
释义	nonstationary 英/ ?n?n?ste???n?ri / 美/ ?nɑ?n?ste???n?ri / 简明释义 adj.非平稳的；非稳定的；非固定的网络释义 1 ?非平稳非平稳短语 1 non-stationary random process 非平稳随机过程 2 non-stationary system 非平稳系统 3 non-stationary motion 非定常运动双语例句 1 Since EGG signals are non stationary and nonlinear, the time frequency parameters of them vary non linearly. 由于胃电信号的非稳态和非线性，胃电信号时频参量的变化是非线性的。 2 Taking into account the multi channels disturbance and noises with the non stationary characteristic, time delay estimation based on adaptive parametric approach is proposed. 在考虑多通道非平稳信号干扰及背景噪声的情况下，提出了基于自适应参数型时间延时估计方法。 3 Joint time Frequency Analysis (JTFA) describes and determines how the frequencies of non stationary signals change over time. It offers a better understanding of nature of the signal. 时-频联合信号分析法能描述非稳态信号的频率如何随时间而变化，故它能使我们更好地理解信号的本质。
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