English translation for "谱密度函数"

spectral density function

Example Sentences:

	1.	Analysis of evolutionary power spectra density function of ground motion induced by blasting seismic 爆破地震地面运动的演变功率谱密度函数分析
	2.	The estimation of the phase difference of two vibration signals of the same frequency by cross - spectral density 用互谱密度函数估算两同频振动信号的相位差
	3.	Research on wind is the precondition of wind response , then the section plane of static wind , intensity of onflow , psd function and correlativity of dynamic wind are involved in 对风的研究是进行风振响应研究的前提,风的基本特征包括平均风速剖面、湍流强度、脉动风功率谱密度函数、脉动风的空间相关性以及极端风速的概率统计特性。
	4.	First , the methods and procedures of general three orders nonlinear identification are summarized and the results are frequency functions described by basic and high order spectral density functions and frequency response functions 首先,系统总结了使用一般三阶非线性模型辨识的方法和步骤。得到的结果是用基本的和高阶的谱密度函数以及基本的和高阶的频率响应函数表示的频率函数。
	5.	On the basis of the theory about wheel / rail noise , the paper analyses the mechanism of wheel / rail noise and the relationship between rolling noise and vibration of railway track components , and describes a way to reduce the vibration energy by enhancing the elasticity of track 运用轨道部件的振动加速功率谱密度函数与轮轨噪声功率谱密度之间的关系，分析了轨道结构弹性对降噪的作用。
	6.	The basic concepts of second - order coherence theory in describing wavefields are introduced . these concepts are the cross - spectral density function and spectral degree of coherence in the space - frequency domain , and the mutual coherence function and the complex degree of coherence in the space - time domain 介绍了二阶相关理论中描述光场相干性质的基本概念，包括空间-时间域中的互相关函数、复相干度和空间-频率域中的交叉谱密度函数、光谱相干度。
	7.	To solve it , the differential equation set is transformed by fourier transform and the dynamic differential equation in the form of matrix is educed . the calculation formulas of frequency response function of vehicle vibrating system , acceleration power spectrum density function are put forward 用分析力学法建立整车动力学模型，推导出以矩阵形式表示的运动微分方程，并通过傅氏变换给出汽车动力学系统的频率响应函数、加速度功率谱密度函数的计算公式。
	8.	In the dissertation , two kinds of computationally efficient algorithms ( including ssca and fam ) for cyclic spectral analysises have been discussed detailly and deeply after introduce of the theory of spectral correlation , in addition , digital implementations of the corresponding algoritms architecture and the comparision of computational complexity are presented 本文在简要介绍了循环谱理论的基础上,对两种高效循环谱密度函数的计算方法(分段谱相关函数算法( ssca ) 、 fft累加算法( fam ) )进行了详细而深入的讨论,给出了两种算法结构的数字实现,比较了各种方法的运算复杂度。
	9.	Based on the propagation law of the cross - spectral density function in the space - frequency domain , the properties of polychromatic vector gsm beams through a paraxial optical abcd system are studied . the analytical propagation expressions for the cross - spectral density matrix of vector gsm beams passing through a paraxial optical abcd system are derived , which permits us to study the propagation properties of vector gsm beams , including the propagation - induced polarization changes , effect of the spectrum bandwidth and irradiance distributions in a unique way . there are some applications of the theoretical results 基于空间一频率域中交叉谱密度函数的传输理论，研究了多色矢量gsm光束通过abcd光学系统传输时偏振特性的变化规律，首次推出了矢量高斯一谢尔模刑fgsm )光束通过近轴abcd光学系统交叉谱密度矩阵的传输公式，并对矢量gsm光束传输中偏振的变化、谱宽的影响和强度的分布等进行了统一研究。
	10.	In the first session the fans vibration on - line monitoring system is realized with vc language , also compile auto power spectrum density function , cross power spectrum density function , autocorrelation function and cross correlation function etc spectral analysis function to carry through simple offline fault diagnosis 首先用稳定性强、扩展性好的vc + +语言开发了通风机振动在线监测系统，并编写了自功率谱密度函数、互功率谱密度函数、自相关函数和互相关函数等频谱分析函数来进行简单的离线故障诊断。

Similar Words：

"谱零相位" English translation, "谱灵敏度" English translation, "谱灵敏探测片" English translation, "谱密度" English translation, "谱密度 谱线密度 波谱能量分布" English translation, "谱密度级" English translation, "谱密度矩阵" English translation, "谱密度模型" English translation, "谱面" English translation, "谱面积" English translation