查询词典 frequency function

Fifthly, It is very important to select a base function for time-frequency analysis work.

第五，时频分析中的基函数选择十分重要。

The laminar flamelet model in combination with joint probability density function transport equation of mixture fraction and turbulence frequency is used to simulate fluctuating behavior of radiative source term in turbulent jet diffusion flames of hydrogen.

采用κ-ε湍流模型、标量联合的概率密度函数输运方程和层流火焰面模型相结合，模拟氢气自由扩散火焰中辐射源项湍流脉动特征。给出了主燃区内辐射源项湍流脉动的频率图。辐射源项的样本点分布集中，大约95%以上的样本落在其系综的±3倍方差以内，频谱图为单峰

The merits of the invention is: it uses virtual instrument to realize function adjusting and extending; realizes flat geometry parameter normalization evaluation in continuous light, aids with analysis of fuzzy moving image, realizes the quick measurement of sports character, and it has no limit to the frequency; it uses image matching technology to realize the high precise sport character test in flash light.

本发明的优点在于：采用虚拟仪器方式实现功能调整和扩展；在连续光照明下，实现平面几何量参数的归一化评定，辅以模糊运动图像的分析，实现运动特性的快速测量，且对频率无限制；在频闪照明下，利用图像匹配技术实现高精度的运动特性测试。

Fractional fourier transform ; hermite function ; time frequency analysis

分数阶傅立叶变换； Hermite函数；时频分析

Indices, including average line loading, average line flow limit per MW served, line investment ratio are proposed to quantify the stress level of the system, while the probability distribution function of fractional load shed and total failure components, cascading failure frequency, and risk are used for the risk analysis of cascading blakcouts.

论文提出了网络利用率、单位平均投资和线路投资比等指标，对系统的临界水平进行量化；并采用连锁故障灾难度的概率分布函数、连锁停电事故频度和风险等指标分析电力系统的连锁故障风险。

In the method, the mathematic model of parameter identification is frequency response function.

本方法中，参数识别的数学模型是系统的一阶近似频率响应函数。

It is based on the frequency response function estimation that determines the speed and stability of control process.

振动控制技术是实现这一目标的关键技术，它以频响函数估计为基础。

We then recognized that the frequency importance function of Mandarin is different from that of English.

此外，本研究的实验中发现，在低讯噪比的环境中，华语的语音理解度较英语来得高。

In this case shader processors function at the frequency, more than two times exceeding it (1350 MHz).

在这种情况下处理器的Shader功能，在频率，2倍以上超过它(1350兆赫)。

This paper deals with the design sensitivity analysis of natural frequencies and frequency response function of geaming systems.

本文研究了齿轮传动系统扭振固有频率及频响函数的设计灵敏度问题。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐