attenuation factor

Attenuation factor of ground wave propagation across the rough sea

随机粗糙海面上地波传播衰减因子

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Analysis on an exponential attenuation factor in the modified Friedlander equation by overpressure tests

修正的Friedlander方程指数衰减因子

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The combined effects of soft rock sites and anelastic attenuation factor have been separated and determined respectively by ( using) this method.

采用该方法，分离软基岩场地联合效应和非弹性衰减的影响，并把二者分别确定出来。

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Based on the above procedures, the warpage attenuation factor kl, diaphragm, curvature effect on warping torsion are analyzed. 3.

基于以上程序，分析了翘曲衰减因子k1、横隔板、曲率对翘曲作用的影响。

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We propose a continuously adjustable, large attenuation factor laser energy attenuator.

提出了一种连续可调、大衰减系数的激光能量衰减器。

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The model testifies that attenuation factor and abnormal Q can be well tomography from it, which provide an efficient method to prospect gas and oil.

模型试算表明：它能对地层的品质因子和Q值异常很好的成像。这为预测地层的含油气性提供了一种有效的方法。

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Time-Frequency Energy Attenuation Factor and Its Application on the Basis of Gauss Linear Modulation Frequency Continuous Wavelet Transform

高斯线调频连续小波变换的时频能量衰减因子方法及其应用

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The attenuation factor of longitudinal wave was changing linearly, whereas the attenuation factor of the slow shear wave kept nearly constant with a low frequency on the exploration seismic band.

纵波的衰减系数在地震频带内基本上呈线性变化，而横波的衰减系数在地震频带内除低频外基本保持稳定。

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In this paper the theory and computation of finite element method is discussed for solving seismic response in anisotropic viscoelastic media, the relations between the attenuation factor and viscosity are presented.

本文论述准各向异性粘弹波动方程有限元数值解地震波响应的原理与计算方法，并给出地震衰减因子与方程中粘滞系数的计算关系式。

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The attenuation factor σ can be determined from the cell size of the mesh and s, and then the weighted function can be determined.

由确定的网格大小与s计算衰减因子σ，就可以确定加权函数。

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The source spectrum of small-moderate earthquake can be represented by theoretical "Brune" model, the geometric attenuation factor of whole path can be represented by three-segment geometric model.

中小地震的震源谱可以用布龙理论模型表示，传播路径中的几何衰减因子可以用三段几何衰减模型表示。

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In this paper, the environment attenuation factor is introduced to the radar equation and the simulation results of the detection range of stand-off jamming based on weather conditions are given.

为此，本文将衰减因子引入雷达方程，仅就机载支援式干扰的电子对抗在受多种气象条件影响下的干扰暴露区计算进行仿真研究。

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Computation of the noise attenuation factor in optimal associative mappings

最优联想映射噪声衰减因子的计算

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Calculating of the Rayleigh Surface wave attenuation factor y. In the first step.

Rayleigh面波衰减系数γ计算。

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Based on the Fourier transform analysis of saw tooth signal frequency modulation, the concept of power spectrum spread attenuation factor in the case of barrage jamming is presented.

首先通过对锯齿波调频的傅里叶变换，提出了阻塞式干扰下功率谱扩展衰减因子概念；

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The characteristics of this model are as follows: First, using the GARCH model to determine the key parameter and attenuation factor of EWMA model.

本模型的特点一是GARCH模型对EWMA模型中的关键参数&衰减因子进行测定，解决以往使用EWMA模型时没有一个科学的确定衰减因子的方法。

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Determination of attenuation factor for irradiation products

辐照产品减弱因子的测定

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Concerned with the dynamic matrix control algorithm, this thesis mainly presents the following improvements: 1 The expected attenuation factor is introduced into the system control, which improves the constraints of the controller.

本文针对一般动态矩阵控制算法展开研究，做了以下工作：1在系统的控制输入中加入期望衰减因子，加强了对控制量的约束。

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There are three filtering parameters that are very important, that is pulse length Δτ, band width Δω and attenuation factor Δα, the optimum values of which are determined by experiments.

在进行proni滤波时，有3个滤波参数至关重要，即脉冲长度Δτ、频带宽度Δω和衰减因子Δα，Δτ、Δω和Δα的最佳值要经实验认定。

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Vertical profiles of radar reflectivity and specific attenuation factor are computed at 5,10,35 and 94 GHz using the Mie theory at rain rates below 12.5 mm/ h.

根据Mie理论，计算了降雨率小于12.5mm/h时，降雨融化层对5,10,35,94GHz电磁波的雷达反射率和特征衰减因子的垂直廓线。

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As for the multi-floor propagation environment, the empirical attenuation factor model is introduced in order to provide some references for indoor field strength prediction and mobile network planning in multi-floor buildings.

对多楼层传播环境，给出经验性的衰减因子模型，为工程实践中多层建筑物的室内场强预测和移动网络规划提供参考。

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Based on traditional attenuation factor method, the short-term energy and the short-term zero crossing rate of the speech signal is used to dynamically revise the mixing factor in the proposed method.

该算法在传统的混音衰减因子法的基础上，采用短时能量及短时过零率对混音的衰减因子进行动态修正。

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The development and manufacture of the acceleration transducer with adjustable attenuation factor β

衰减系数β值可整调的加速度传感器的研制

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The attenuation factor, is determined by the biodegradation rate and time.

而衰减项则是填埋体降解速率和时间的函数。

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By using the dynamic adjustment of mixing algorithm for mixed attenuation factor on the voice; overflow Comparison algorithm using "by a comparison" maximum output and large voice.

混音算法利用动态调节的衰减因子对混合后的话音进行溢出处理；比较算法运用逐位比较法输出最大及次大话音。

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By neglecting the attenuation factor G, the formula is much simpler than the Davis model.

推导中避免引入衰减因子G，较Davis模型更为简单。

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The correlation property between the distribution of attenuation factor and that of the group velocity is indicated, in this study.

研究结果显示，在频率域内，面波衰减系数分布与群速度分布具有一定的相关性。

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The attenuation factor of flexural wave in the pile is also analyzed.

还研究了桩中弯曲波的衰减。

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Methods of the measurement of the attenuation factor of teleseismic P wave and Q seismic tomography

远震P波衰减因子的测量与Q成像方法

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The receiving factor and the attenuation factor of temperature structure coefficients detected by sodar are studies by comparative method.

本文用对比方法研究声雷达定量探测温度结构系数的接收因子和衰减因子，分析了接收因子与某些气象要素的关系。

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