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- Study on mechanisms of complex resistivity frequency dispersion property of rocks 岩石复电阻率频散特性的机理研究
- Frequency dispersion property 频散特性
- 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。
- Hyperdispersants developed in the past around two decades have a superior dispersion property for ultrafine particles. 超分散剂是近年来开发成功的新一代分散剂,对超细颗粒在介质中稳定分散极为有效。
- The research found that the parameter of dispersion property exist the pertinency with the quantity of coke formation. 研究发现,分散性能参数与渣油加氢裂化结果存在相关性。
- 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。
- 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]
- The square regulation graded index fiber is considered to have fairly good dispersion property because the near axle meridian light in the fiber may focalize automatically. 本文首先推导出平方律渐变光纤中,近轴子午光线的轨迹方程。
- 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。
- 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 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。
- The results show that the powder s particle size decreases and dispersion property is improved when citric acid is drew into the solution as dispersant. 结果表明,在用柠檬酸作分散剂的条件下,产品的粒径和分散性能得到改善。
- The chemical composition,petrographic analysis and dispersing property of kinds of bauxitic clay are compared. 对比研究了几种铝矾土的化学组成、相组成和分散性能。
- A finite difference scheme based on semi-vectorial wave equations is used to study the dispersion properties of photonic crystal fibers (PCF). 采用基于半矢量波动方程的有限差分法研究了光子晶体光纤(PCF)的色散特性。
- Abstract: The chemical composition,petrographic analysis and dispersing property of kinds of bauxitic clay are compared. 摘要:对比研究了几种铝矾土的化学组成、相组成和分散性能。
- A series of "GY", a kind of macromolecule polycarboxylate dispersant, had good effect on the dispersible property of 80% imidacloprid WG. GY系列高分子羧酸盐分散剂在80%25吡虫啉WG中具有较好的分散效果;
- Frequency dispersion of surface wave 面波频散
- frequency dispersion characteristic 频散特性
- This paper elucidates its three dispersion properties: zero group-velocity dispersion at short-wavelength, nearly zero ultra-flattened disperion, and highly negative group-velocity dispersion. 阐述了光子晶体光纤奇异的色散特性:短波零色散、近零超平坦色散和高负色散。
