查询词典 anisotropic

The aspect of discuss in this paper such as anisotropic dipole antenna radication field numeral calculation and wave parameter calculation has little documentation systematic introduce at the present.

在研究过程中，涉及到复宗量贝塞尔函数的数值计算，由于它对本文的结果影响较大，且各种数学手册无虚宗量贝塞尔函数值可查，所以对其进行了较为详细的研究。

The main conclusions are: Mexican hat wavelet is anisotropic one, and it could detect pointlike singularities very efficiently. Morlet and Cauchy wavelet could be used to detect specific directions, and Cauchy wavelet has better direction selectivity than Morlet one. And it has been used to separate the wave field of Ricker. Its results are basically accurate and computation is more efficient.

主要结论有：Mexcian帽小波是各向同性的，主要用来检测点状信号分量，Morlet小波和Cauchy小波主要用来检测方向信号分量，并且Cauchy小波比Morlet小波的方向性要好，检测结果的分辨率要高；利用二维连续小波反变换，以合成的Ricker子波为模拟信号为例进行波场分离，提高了运算效率，实验结果基本上比较准确，还需要实际地震信号的进一步验证。

Under triaxial compressive conditions, with an increase of loading, the propagation and sliding of microcracks in rocklike materials become increasingly intense and lead to a serial of consequences, such as nonlinear stress-strain relationships, deterioration of elastic modulus, anisotropic deformation, volumetric dilatancy and irreversible plastic strain, etc..

三维压缩条件下，随着载荷的逐渐增加，岩石类材料内部微裂纹的传播与错动不断加剧，最终导致非线性应力－应变关系、弹性模量的减小、变形的各向异性、体积膨胀以及不可逆塑性变形等结果。

Chapter 8 analyzes and explains seismic and electrical anisotropic precursors and their development with the preparation of Yongdeng earthquake Ms 5.8 occurred in July, 22th, 1995, and their relations with P axis of earthquake mechanism solution. The data are collected from Lanzhou and Langsue digital seismographic stations and Songshan electrical-magnetic station.

第8章用CDSN兰州台、中法合作朗索台的三分量数字记录小震资料，和中法合作松山台的电磁连续观测资料，分析了1995年7月22日永登5.8级地震前后快S波偏振方向、电性主轴方向与震源机制解P轴方向的关系，发现三者震前的协调一致性。

When anisotropic effective medium is applied to shaly sand anisopic dual porosity model is developed.

将各向异性有效介质理论推广至泥质砂岩，提出了泥质砂岩双重孔隙有效介质理论。

ADP is applied to model the different distributions of clay in shaly sand, and the effect of different distribution of clay is studied. Three anisotropic effective medim models are developed according to different distribution of clay.

应用双重孔隙各向异性有效介质模型分别对三种不同泥质分布形式的泥质砂岩进行了数值模拟，考察了不同分布形式的泥质对泥质砂岩的影响，分别建立了相应的各向异性有效介质模型，并对三种分布形式的泥质对泥质砂岩各向异性的影响进行了分析。

It is concluded form AVO fitting in TI media that multi-wave AVO fitting or inversion is required if you want to de termine the contrasts in anisotropic parameters across an interface of reflection.

要确定界面两侧地层的各向异性参数差异，需进行多波AVO拟合或反演。

The minimum traveltime algorithm for isotropic media is generalized to for TI media according to the basic theory of elastic waves in anisotropic.

基于各向异性介质弹性波基本理论，把各向同性介质中的最小旅行时树法推广到横向各向同性介质中。

Based on anisotropic elastic theory,the linear and nonlinear constitutive equations of twistless fiber bundle s were worked out by utilizing elastic mechanics.

应用弹性力学方法，根据各向异性弹性理论，导出非加捻纤维束线性和非线性本构方程。

Finite element analysis model of 9.00 R 20 radial tire was built and the static stress－strain distribution in the contact area was analyzed.The material and geometric nonlinear properties,and the anisotropic property of composite materials as well as uncompressible property of vulcanized rubber were studied.The effects of quantity of deflection, inflated pressure and friction coefficient on stress distribution in the contacting area were analyzed.

建立了9.00R20子午线轮胎的有限元分析模型，从轮胎的材料非线性、几何非线性、橡胶帘线复合材料的各向异性，以及橡胶材料的不可压缩性等方面探讨了轮胎与地面的静态接触问题，分析了下沉量、充气压力及静摩擦系数等对轮胎静态接地面内应力应变场的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。