In this paper, we discussed the steady process in time domain and the alternative process in frequency domain.
本文对时域稳定过程和频域迭代过程进行了讨论。
In order to obtain the dynamic model of the process to be used by robust PID, closed-loop model identification algorithm in frequency domain is researched.
为了获得鲁棒pid参数整定所需的过程模型，进行了闭环频域模型辨识的研究。
Sonic loading is a high frequency, broadband random process. Basic cycle counting methods, which are prevalently used in time domain, are difficult to be applied.
噪声载荷是一种高频、宽带随机载荷，在低循环疲劳寿命预测中被广泛采用的时域计数法很难直接利用。
Filter is used to process signal in frequency domain and able to improve the performance of AMB control system.
滤波器用于对信号进行频域上的变换处理，可用于改善磁力轴承控制系统性能。
Cross spectrum estimation based on a single vector sensor has turned random process in time domain into random variables in frequency domain.
单矢量传感器的互谱估计，将时域随机过程变换成了频域随机变量。
In fact, model switch represents the system transient process. Hence there exists a certain signal with significant difference in frequency domain before and after model switch.
事实上，模型切换表征了系统的暂态过程，因而系统某些特征的频谱特性在模型切换前后存在差异；
In the frequency domain, the power of the stochastic process has a negative exponent relationship with the circle frequency, and it is shown that the bonding surface appears the fractional phenomena.
在频率域内，该随机过程的功率与圆频率有负幂率关系，说明粘结面具有分形现象。
This algorithm is based on high-order range model, which firstly corrects range walk in the process of range compression and then corrects range bending in two dimensional frequency domain.
该算法基于高阶距离模型，首先在距离压缩时校正距离走动，然后在两维频域校正距离弯曲。
It also can process the stored data in time-domain, frequency-domain and amplitude-domain so as to extract signature, analyze trend and locate the fault.
对存储的数据可在时域、频域、幅值域进行特征提取、趋势分析以判定故障的位置与性质。
Based on Gaussian random process model and continuous-time system in time domain, this paper analyzes the effect on baseband and intermediate frequency sampling due to clock jitter.
该文从时域连续信号角度出发，按照高斯随机过程模型，分析了时钟抖动对基带和中频线性调频信号信噪比的影响并给出了近似公式。
Based on Gaussian random process model and continuous-time system in time domain, this paper analyzes the effect on baseband and intermediate frequency sampling due to clock jitter.
该文从时域连续信号角度出发，按照高斯随机过程模型，分析了时钟抖动对基带和中频线性调频信号信噪比的影响并给出了近似公式。
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