查询词典 frequency function

In this topic, in order to derive the approximate cross-correlation function in frequency domain, we propose the simple estimation of the root-mean-square delay spread and the mean delay of the channel.

在这议题中，为得到在频域的近似通道交互相关函数，我们推得通道的"延滞方均值"与"延滞均值"简易估计演算法。

WaveOut bottom function with direct broadcast WAVE document examples, and shows channel number, frequency, Sample median.

用waveOut底层函数直接播放WAVE文件示例，并显示声道数、频率、采样位数。

According to optical transfer function, degree of modulation and apperceive degree of space frequency vision vs object image, TIFF grayscale scenograph is made.

根据光学传递函数、调制度和空间频率视觉及对物象的感知程度，制作TIFF格式透视灰度图。

This circuit is more simple, convenient connectivity, the choice of its parameters with the speaker impedance has a direct relationship, and the speaker impedance is a function of frequency, with larger deviation from the nominal value, so the error is also large, is not conducive to adjust.

此电路较为简单，连接方便，它参数的选择与扬声器阻抗有直接的关系，而扬声器的阻抗又是频率的函数，与标称值偏离较大，因此误差也大，不利于调整。

Fault condition includes the descent of cable force, sinkage of bridge tower and structure change of the main girder. Data recorded are cable force, girder stress, girder linetype, frequency response function, mode shape and etc.

其中损伤的形式有索力下降、主梁局部刚度变化以及桥塔不均匀沉降等，监测的参数主要有拉索索力、桥面线型、主梁应变等静态参数以及主梁固有频率、频响函数和振型等动态参数。

It is a new tool to detect and observe the structure and status of underground media by accurately measuring its transfer function through sinusoidal elastic wave accurately controlled in frequency and stable in phase.

它是使用一种精密控制频率和相位稳定的弹性波，对发射和接收两点间的传递函数进行精密测定从而监视和观测地下构造和状态的一种新型手段。

Finally, applying the current basis function of three-term sinusoidal expansion, the radiation characteristic and input impedance of the vertical and horizontal antennas above lossy ground are analyzed by the method of moments with the variation of frequency, height from the ground and ground parameters.

最后，用矩量法，采用正弦插值基函数，研究地面上方垂直、水平线天线的辐射特性和输入阻抗随着频率、离地高度、地面参数等变化的情况。

The system has not only similar function to the traditional ACDCAC variable frequency system, but also compact structure, small volume and light weight. It can shape the input current into sinusoidal wave, with no harmonic pollution to grid.

其功能类似于传统的变频调速系统，而其结构紧凑，体积小，重量轻，并且输入电流为正弦波，对电网无谐波污染。

Solarize for3-5 hours every10-15 days, for improving activeness and function of the product, and increasing frequency of repeating and cycling usage.

每10-15天在烈日下曝晒3-5小时可增加产品活性，提高产品功效，加强反复循环使用频率。

Source for the documents show function call time and frequency.

用于显示源文件中函数调用的次数和时间。

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