1) outer noise
系外噪声
2) external noise of the system
系统外噪声
3) external noise
外部噪声
1.
Within a two-band tight-binding model driven by a dc-ac electric field,we investigate the effect of external noise on the transport property of electrons in superlattices.
数值结果表明,外部噪声能够破坏瞬时电流的周期性并且能够削减长时平均电流的峰值。
2.
In this thesis, we investigate the transport properties of an ac driving double-bridged quantum dot arrays coupled to electronic leads with an uniform magnetic field applied perpendicularly on it and the effect of external noise on the dynamical localization of two coupling electrons in an isolated quantum dot array.
第三章研究了在无外源耗散的情况下，外部噪声对含有两个相互作用电子的一维量子点链系统中的动态局域化性质的影响。
4) External noise
外噪声
1.
This method has some resistibility to external noise.
此方法对外噪声具有一定的抵抗能力。
2.
A comparison between the deterministe description and the behavior of the system under external noise is made.
采用微分方程的李群方法 ,研究了外噪声影响下的马尔萨斯系统对应的福克—普朗克方程 ,得出了含时间概率密度P(x ,t)的严格表达式 ;讨论了最可几值x随时间的变化。
3.
A comparsion between the deterministic description and the beharior of the systen under external noise is made.
该文采用微分方程的李群方法，讨论了外噪声影响下的Ｓｃｈｌｇｌ一级相变模型，得出了对应的ＦＰ方程的含时几率密度Ｐ（ｘ，ｔ）的严格表达式；研究了最可几值ｘ随时间的变化。
5) radiated noise
车外噪声
1.
We analyze features of ground shaking signals and radiated noise of moving vehicles on highway using AR model, use hypothesis test to observe difference, discuss the mechanism of the signal, and carry out classification with BP neural networks.
首先对高速公路现场采集到的两种车型共计74辆车,单辆车行驶时产生的地面振动和车外噪声信号进行AR参数模型分析,然后利用假设检验进行显著性差异检验,并对两种信号发生机理进行了初步讨论,设计了BP神经网络进行分类识别。
2.
The features of collected radiated noise of driving vehicles were extracted by means of the AR parametric model.
利用AR参数模型提取采集到的车辆行驶时产生的车外噪声信号的特征,再用假设检验进行特征选择,并设计了BP神经网络进行分类识别。
3.
This paper extracted the futures of collected radiated noise of running vehicles by AR model firstly,then opted features by hypothesis test,and carried out classification by BP-NN.
利用AR参数模型提取采集到的车辆行驶时产生的车外噪声信号的特征,利用假设检验进行特征选择,并设计了BP神经网络进行分类识别。
6) out of band noises
带外噪声
1.
The out of band noises of Eureka 147 DAB (digital audio broadcasting) signals produced by HPA (high power amplifier) nonlinearities were analyzed to reduce the interference to adjacent channels.
为更好地抑制带外噪声 ,减小信道间的干扰 ,在对Eureka 147DAB(数字音频广播 )信号调制过程进行介绍后 ,从频谱扩展的角度分析了 HPA (高功率放大器 )对 DAB信号的影响。
补充资料：锎外锕系金属
原子序数大于98(锎)的锕系元素,包括锿(einstei-nium,Es)、镄(fermium,Fm)、钔(mendelevium,Md)、锘(nobelium, No)、铹 (lawrencium,Lr)。它们的原子核的不稳定性随着原子序数的增加而增加。这些元素生成量都极小，有的只有几百个原子，甚至几个原子。它们都发现于核反应堆、核爆炸、加速器等反应产品中（见锕系金属）。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条