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.
本文结果也可供推导我国其它地区的地震动参数衰减规律时参考。
Results of this paper can be used as reference for estimation of attenuation law of ground motion parameters in other regions of China.
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.
品质因子是描述地震波在粘弹性介质中传播时信号衰减的重要参数。
Quality factor (Qfactor) is an important parameter that describes the attenuation of seismic signals in viscoelastic media.
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.
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.
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.
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.
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.
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.
给出了参数自适应律和控制律,使得跟踪误差以概率1渐近衰减到零。仿真结果表明了该设计方法的有效性。
A parameter adaptive law and a control law were obtained to ensure asymptotic attenuation of the tracking error to zero with probability 1. The simulation results show the validity of the method.
该方案采用衰减曲线法进行换算PID参数整定,获得自适应调节律。
The adaptive law was obtained from similarity PID parameters determined by the attenuation curve method.
文中对地面运动衰减规律中的距离参数提出了一种新的定义,即从场地到破裂线两端点的平均距离。这个定义能较好地反映发生构造地震的断层破裂模式。
A new definition of distance parameter in attenuation law of ground motion, i. e. the average distance from site to both ends of rupture line is proposed.
采用衰减曲线法对被控对象进行PID参数整定,以达到最佳的控制状态。
PID parameter tuning is performed based on attenuation curve to achieve the best control state.
本文以分形分析方法作为工具,分维值作为度量参数,分析地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 parameter to analyze the phenomena of fractal attenuation of cartographic object on cartography generalization.
借助于电离流时间衰减曲线,测量得出了上述三条谱线对应的振动能级的动力学参数。
With the measurement of ion current decay curves of the three features, dynamic parameters of them were obtained.
岩体声波衰减品质因素Q值是反映岩体完整性程度的综合参数。寻找稳定、可靠、简便的计算方法是将Q值应用于现场测试的关键。
The quality factor Q of the acoustic wave attenuation is a comprehensive parameter reflecting the integrality degree of rock mass.
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.
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.
其中,运动外磁场下块材悬浮力衰减的作用机理被归结为能量损耗带来的热量导致块材的性能参数下降。
This decay mechanism of the levitation force was attributed to the declined performance parameter of the bulk which was caused by the heat resulting from the energy loss.
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.
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.
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.
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.
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.
研究了闭孔泡沫铝合金孔结构参数对其超声衰减性能的影响。
Ultrasonic attenuation properties of porous and cellular Al alloy foam with spherical pore;
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.
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.
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