这种新方法不但能够分辨时延结构紧密的多径分量,而且能有效改善多径衰减参数的估计。
The algorithm can distinguish close-spaced multipath components, and to improve multipath attenuation parameters estimation effectively.
进一步分析了系统参数对衰减率的影响,分析表明可以定义一个新的综合去除系数。
The impact of system parameters on the minimum decay rate is analyzed in detail, which suggests that a new parameter, named the integrated loss-rate coefficient can be defined.
此软件能根据一定的技术指标要求(如带宽、带外衰减等),优化出双工器最佳参数。
According to the designing demands, such as bandwidth, stop-band attenuation, the optimization software can optimize the diplexers.
基于大田土壤水分入渗试验与相关参数的测定,分析了耕作土壤入渗能力衰减过程,探讨了耕作土壤入渗能力衰减机理。
Based on soil water infiltration testing and related parameters measured in field, tillage soil water infiltration capacity attenuation process was analyzed and the mechanism was discussed.
本文报道了塑料闪烁体的技术光衰减长度的测量原理、方法和测量装置,并对影响此参数的因素进行了讨论;
This paper describes the principle, method and apparatus for measurement of technical light attenuation length of plastic scintillators. The factors that influences this parameter are discussed.
地质和天文变量中常常存在参数可变的振荡衰减型自相关函数。
Variations of geology and astronomy have constantly parameter variable auto-correlation function of vibration attenuation type.
最后,用一个假设的例子说明以往在用波幅衰减法和时滞法进行参数估计时,忽略淤泥层的存在可能会导致估计偏差。
Hypothetical example shows that neglecting the silt-layer may results in significant parameter errors and parameter estimation discrepancy between the amplitude attenuation and the time lag methods.
针对衰减曲线的不同变化特征,分析了产生的原因、条件以及主要参数之间的影响作用。
In accordance with the different change features of the attenuation curves, the authors analyze the cause, condition and the effect among main parameters.
给出了圆柱管的一些参数对相速度和衰减的影响。
Then, the influences of some parameters on phase speed and attenuation are analyzed.
海洋声速、声衰减、温度、盐度、悬浮物等都是海水的重要参数。
Ocean sound speed, attenuation, suspended sand size and so on are all important ocean parameters.
在详细分析一种典型的闭环衰减曲线法的基础上,提出将摄动法用于系统特性发生变化时的参数确定中。
On the basis of analyzing a typical closed-loop damping curve method, this paper proposes a perturbation method used to determine the parameters of a system when its behavior changes continuously.
本文主要讨论潜在震源区地震参数的确定、地震动衰减规律的预测以及地震发生模式的选定。
In this paper, we mainly discuss the determination of specific parameters of potential sources, the prediction of attenuation laws of ground shock and the selection of occurrence model of earthquake.
获得了影响回旋气幕形成各主要因素的合理参数以及轴向速度衰减规律。
The reasonable parameters of the convolute air cover and axial speed attenuation rule were found.
似正常振荡阶段的振荡频率和衰减时间被称为似正规模,与初始扰动无关,主要由黑洞的参数决定。
The frequencies and damping time of the quasinormal oscillations called "quasinormal mode" (QNM) are determined only by the black hole's parameters and independent of the initial perturbations.
本文以分形作为工具,分维值作为度量参数,研究制图综合中地图目标的分形衰减现象。
This paper uses fractal geometry as a tool and fractal dimension as a measurement parameter to analyze the phenomena of fractal attenuation of cartographic object on cartography generalization.
结果表明,各支路电流电压的量子涨落均与电路器件的参数有关,且随时间衰减。
The result shows that the quantum fluctuations of the voltage and current of each branch are related with parameter of the circuit element, and decay with time.
同时还对其结构和参数对衰减压力脉动的影响进行了分析,井提出确定最佳结构的方法。
A study on the influence of structures and parameters of the chamber on pressure ripple damping is carried out and a method for determining the best structure is also offered.
这些岩石声学参数为波幅、谱幅、谱面积、谱密度、波速度、衰减系数等。
The rock acoustic parameters in this paper include wave amplitude, spectral amplitude, spectral area, spectral density, wave velocity and attenuation coefficient etc.
爆炸应力波峰值随距离衰减是工程爆破参数设计的理论依据之一。
Attenuation rule of the peak value of explosion stress wave vs. distances is one of the theoretical bases for designing engineering blasting parameters.
根据该仪器测量获得的下行辐照度和上行辐亮度,我们可以计算海水的漫衰减系数、遥感反射率、离水辐亮度等多种海洋光学参数。
Using this device, we can measure many oceanic optical parameters such as diffuse attenuation coefficient, remote-sensing reflectance, water-leaving radiance and so on.
设计了三种形式的供浆系统脉冲衰减器模型并测定其性能参数。
Three forms of pulsation attenuator models were designed and their performance parameters were determined.
降雨高度是地-空路径雨衰减预测中最重要的参数之一。
The rain height is used as one of the most important parameters, to predict rain attenuation along an Earth-space.
分析适用于模糊区与近似清晰区的白噪声模糊函数中心主峰附近的指数衰减模型,推导了模型参数的数值计算公式。
An exponential attenuation model of main peak about white noise's ambiguity function is analyzed, and the numerical formula of the model is deduced.
此外,推导出波导tm、TE模的传输功率、损耗功率、衰减常数、等效阻抗等特征参数的边界元公式。
Furthermore, the formulae of transmitted power, loss power, attenuation constant and equivalent impedance for TM and te modes are deduced.
在热田开发早期,较简单的评价方法是有用的如:热储计算法、衰减曲线分析法或集中参数模型等。
During the early stages of field development, simpler methods of assessment such as stored heat calculation decline curve analysis or lumped parameter models are useful.
通过分析模拟结果,确定了自由光电子衰减时间和模拟参数的对应关系,从而为确定具体乳剂中的参数提供依据。
By analyzing the simulating results, the dependence of free photoelectron decay time on simulating parameters is gotten, which is the basis to decide the parameters for practical emulsions.
比较了纵向声子与横向声子对磁振子衰减的影响,也讨论了各项参数的变化对磁振子衰减的影响。
The influences of longitudinal phonon and transverse phonon on the magnon damping are compared, and the influences of the parameters are also illustrated.
本文在考虑多个参数对雨衰减非线性影响的基础上,建立了基于进化神经网络的雨衰减模型,并与ITU - R模型进行了比较。
Considering the nonlinear affects of various parameters on rain attenuation, we propose a new rain attenuation model based on evolutionary neural network and compare it with the ITU-R model.
本文提出一种新类型(通带衰减为最大平坦型)的通用参数滤波器的逼近方法。
An approximation method is presented for a new type of general parameter filter whose attenuation response in the passband is maximally flat.
采用数值计算的方法,分析了爆炸地震波频率与断裂构造参数对衰减的影响。
The decay effects of the blasting seismic wave are investigated with the frequency of seismic loading and parameters of structural faults.
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