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- It detects slide face with 3 judgment methods such as time domain signal analysis,frequency dispersion curve and wave velocit. 运用面波技术对渝邻路的大湾滑坡进行了勘察,通过时域信号分析、频散曲线和波速云图3种判定方法查明了滑坡的滑动面。
- Frequency dispersion curves 频散曲线
- frequency dispersion curve 频散曲线
- The varied dispersion curves worked out this paper is helpful in application of ultrasonic Lamb wave. 文章计算出的多种频散曲线对超声兰姆波的应用是有益的。
- The dispersion curves and simulated dispersion relationship of longitudinal waves without the Langmuir wave, the ion sound wave and the ion plasma wave are obtained. 得到了除朗缪尔波、离子声波和离子等离子体波外其它纵波的色散曲线和拟合色散关系。
- Rock resistivity has frequency dispersion, which causes the variation of param-eters in Archie formula. 岩石电阻车不仅具有频散特性，而且会因频散作用而造成阿尔奇公式中各种参数的变化。
- The authors carried out forward modeling on dispersion curves of Rayleigh wave in three-layer media and then analyzed characteristics of dispersion curves. 在前人工作的基础上对三层层状介质的瑞利波频散曲线进行了正演模拟研究,对假定的几组典型模型参数的频散曲线进行了认真分析。
- Our theoretical analysis produces the dispersion curves of longitudinal modes of ultrasonic guided waves in liquid-filled pipes with viscoelastic coatings. 理论分析得到了带粘弹性包覆层充液管道中纵向模态的频散曲线。
- How themined-out areas affect the Rayleigh wave dispersion curves were analyzed, and howthe feature of the dispersion curves vary with the mined-out areas were also discussed. 研究了采空区对瑞雷波速度及频散曲线的影响,归纳采空区处频散曲线的变化特征。
- SU Qing-xin.Relation between the electrical model and dielectric frequency dispersion of rock at low frequency[J].WLT,1999,23(2):127-132. [2]苏庆新.;低频下岩石的电学模型和介电频散的关系[J]
- In this paper,first we analyze the frequency dispersion characteristic of Rayleigh wave and the shortcoming of the traditional method of parameter abstracting. 本文首先分析了瑞雷波的频散特性和传统的参数提取方法的缺陷,然后,利用时频分析的方法对实际资料进行了处理。
- The mechanism of zigzag dispersion curves in the Rayleigh wave exploration is theoretically analyzed.The propagation characteristics and interrelation of the guided waves are studied thoroughly. 摘要对瑞利波勘探中“之”字形频散曲线形成的物理机理进行了理论分析，研究了诸波模的传播特性及相互关系。
- When doped with Li2O, the maximum dielectric constant of this material is 28640, which is higher than that of pure PMN-10PT, while the degree of frequency dispersion and DPT are decreased. 经研究发现;当掺入Li2O时;材料的峰值介电常数为28640;大于纯PMN-10PT;而频率色散和弥散相变的程度都变小.
- Pb[(Zn1/3Nb2/3)0.91Ti0.09]O3(PZNT91/9) single crystals were grown by a modified Bridgman technique with an allomeric seed and PbO flux. Temperature dependence of dielectric constant for PZNT91/9 single crystal displays apparent frequency dispersion. 对用改进的Bridgman法生长的Pb[(Zn1/3Nb2/3)0.;91Ti0
- The method of eigenfunction expansion was used to calculate the disperse curves of guid. 利用特征函数展开法计算出周向导波的频散曲线及0。
- The frequency dispersion of rock electrical parameters could be applied to the formation evaluation,which is the main advantage of CRL different from the conventional electrical logging. 根据岩石电性参数(电阻率、介电常数等)的频散特性提出了一种复电阻率测井方法。
- CALCULATION FOR LAMB WAVE DISPERSION CURVES 兰姆波频散曲线的计算
- dispersion curves of Rayleigh wave 瑞利面波频散曲线
- Comparing the dispersive curves of electron-ion-plasmas with that of electron-plasmas, one gets the separatrix whether include ions contribution or not. 将其色散曲线与纯电子等离子体色散曲线对比，得到了是否需要考虑离子贡献的分界线。
- The effective permeability and permittivity tensors are calculated, the dispersive curves are presented, and the negative refractive condition is obtained by analysis. 分析得到了等效磁导率和等效介电常数张量，做出了色散曲线，获得了负折射率条件。
