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频散     
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  dispersion
     The result indicates that the 3-D mesh C/CP has the best computational dispersion, followed by Z/LZ and Z/LY, with the C/L having worst performance.
     结果表明:总的来看三维网格C/CP计算频散性能最好,Z/LZ和Z/LY网格次之,C/L网格最差。
短句来源
     Dispersion of Lamb Waves in Layered Plates
     层状板中Lamb波的频散特性研究
短句来源
     DISPERSION ANALYSIS OF CYLINDRICAL LOVE WAVES AND NUMERICAL CALCULATION OF SH WAVES FIELD
     柱面Love波频散分析与SH波场的数值计算(英文)
短句来源
     Method for Computing the Characteristic Equation of Rayleigh Surface Wave Dispersion Curve
     Rayleigh表面波频散曲线的特征方程的计算方法
短句来源
     Dispersion Characters of B Parameter in Waxman Smits Model.
     Waxman-Smits模型中B参数的频散特性
短句来源
更多       
  frequency dispersion
     The frequency dispersion equation of pseudo Rayleigh wave in elastic formation is presented here, and its frequency dispersion characteristics are analysed in detail.
     李鹤.弹性地层井眼中伪瑞利波的群速度.石油地球物理勘探,1997,32(6):826~831本文介绍了弹性地层中伪瑞利波的频散方程,对伪瑞利波的频散特性作了详细分析。
短句来源
     The lowest state density N ss is 8×10 11eV -1cm -2 in the middle of the band gap. The corresponding time constant τ is 8×10 -4s and the capture cross section σ n is 1.58×10 -14cm 2. There are three kinds of trap states in the boundary layer of AlN film which causes the frequency dispersion in the accumulation region of Al_AlN-Si MIS structure.
     AlN_Si界面陷阱态在Si能隙范围内呈连续分布 ,带中央态密度最低 ,Nss为 8× 10 1 1 eV- 1 cm- 2 ,对应的时间常数τ为 8× 10 - 4s ,俘获截面σn 为 1 5 8× 10 - 1 4cm2 ; 在AlN界面层存在三种陷阱态 ,导致Al_AlN_Si异质结构积累区电容的频散
短句来源
     Mixed boundary and frequency dispersion suppressing in elastic wave numerical simulation
     弹性波数值模拟的混合边界与频散抑制
短句来源
     Calculation and Analysis of Sound Wave Frequency Dispersion Equation Roots in the Level Fluid Layer
     水平流体层中声波频散方程式根的计算与分析
短句来源
     Frequency Dispersion of Vibrational Waves in Cylindrical Shells Filled with Fluid
     充液圆柱管壳中振动波的频散特性
短句来源
更多       
  the dispersion
     Approximate decomposition of the dispersion equation at high frequencies and the number of multimodes for Rayleigh waves
     Rayleigh波的频散方程高频近似分解和多模式激发数目
短句来源
     Based on the period feature of the dispersion equation,the approximate formulas of the average interval of period-modes curves and also the number of roots(i.e.the number of multimodes) at any frequency and velocity are presented.
     根据频散方程具有的周期性特征,给出了周期模频散曲线之间的平均间隔近似公式,以及在任意频率和相速度段内频散方程根的数目(即多模式的激发数目)的预测公式.
短句来源
     And the dispersion of Rayleigh wave is observed in the range of 50~80 kHz, that is, the velocity of Rayleigh wave depends on the frequency.
     Rayleigh波在50~80kHz的频率范围内呈频散状态,即该波波速随频率的变化而变化;
短句来源
     INVESTIGATION ON THE DISPERSION CURVES OF RAYLEIGH WAVE BY FREQUENCY-WAVENUMBER ANALYSIS METHOD
     用频率-波数法分析瑞利波频散曲线
短句来源
     The method to extract the dispersion curves in Multi-channel Rayleigh Wave exploration
     多道瑞利波勘探中频散曲线的提取方法
更多       
  frequency-dispersion
     FREQUENCY-DISPERSION CHARACTERISTICS AND DISCRETIZATION OF THE FINITE ELEMENT ANALYSIS IN WAVE PROPAGATION PROBLEMS
     波传播问题中有限元分析的频散特性及离散化准则
短句来源
     With the 1-d wave motion equation , this paper analyzed the causes of frequency-dispersion and low resolution in synthetic seismogram, defined the difference operators, Dzz and Dtt, decided the nondispersion condition: Dtt/Dzz=c2, and suggested a method to increase the resolution in synthetic seismogram.
     通过一维波动差分方程分析了合成记录中产生频散及分辨率低的原因,定义了差分算子Dzz与Dtt,确定了无频散条件Dtt/Dzz=C~2,并提出了提高合成记录分辨率的方法.
短句来源
     The effects of attenuation, geometric divergence and frequency-dispersion are also discussed in the paper.
     同时对介质中地震波的衰减、几何扩散、频散也作了适当的讨论.
短句来源

 

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  dispersion
Finite element simulations for compressible miscible displacement with molecular dispersion in porous media
      
One contribution of this paper is a demonstration of how molecular dispersion can be handled.
      
Soliton solution of nonlinear schr?dinger equation with higher order dispersion terms
      
Galerkin method for completely compressible displacement with molecular diffusion and dispersion
      
In this paper, the numerical approximation by Galerkin method for completely compressible miscible displacement with molecular diffusion and dispersion in porous media is considered.
      
更多          
  frequency dispersion
This "two-channel" pattern of a process significantly affects the kinetics of colloid macroscopic birefringence, that is the character of low-frequency dispersion of this value.
      
Analysis of the low-frequency dispersion of the dielectric parameters in AsxSe1-x amorphous layers
      
The frequency dispersion of complex permittivity of (CH4)i(H2O)n aggregates reflects the resonant behavior of polarizability depending on the applied electric field.
      
We show the behavior of σ(ω) for lightly doped polypyrrole samples at different stages of doping, and we discuss the significance of frequency dispersion effects for electrochemical measurements.
      
The effect of the electrode surface treatment on the frequency dispersion of the linear impedance of the Te-H2SO4 heterosystem is studied.
      
更多          
  the dispersion
The influences of the dispersion reagent, the alkalinity and the calcination temperature on the surface morphology of nanopowders, and the electric conductivity were discussed.
      
Moreover, it was shown that the dispersion ability of CNT in aqueous solution had a significantly improvement after CNT functionalized with NB even at a level of high concentration, for example, 5 mg of NB-CNT per 1 mL of H2O.
      
The main results are illustrated by applying the proposed test to type II censored data from the exponential distribution and to the test problem for the dispersion parameter in the linear regression model.
      
Based on the relation of time-frequency distribution of the acoustic leak signal and the dispersion curves of guided waves, the mode components of acoustic leak signals were obtained.
      
The factors that influence the dispersion property of ultrafine α-Al2O3 powder are discussed in this paper, such as the methods of adding materials, surfactant, and drying methods.
      
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