查询词典 inversion problem

The paper indicate the effectiveness of Chens lattice inversion method in study of interatomic potentials for alkali metals structure and thus this methods provides a analytic approach todetermine the interatomic potentials in the materials of this kind.

这为确定此类金属材料中的原子间相互作用对势提供了一个解析的途径。

CAPtele inversions has another local minimum solution at 5km while local CAP inversion has only one minimum solution in depth.

我们的目的在于在近实时地获取地震的质心位置以及震源机制解。

A large amount of secondary phase arrivals which are related to the Moho discontinuity are used in this inversion process.

在反演过程中使用了大量与Moho间断面有关的续至震相。

The inversion result demonstrates that the Moho depths of Tibet plateau are shallow around the edges, and deep at the center.

利用指数密度模型及重力资料反演了青藏高原莫霍面的深度，分析了莫霍面的特征。

In modeling heavy tails,we focus on multivariate t distributions and derive the moment generating function of the quadratic approximation.Then we use Fourier transform,Chebychev's Inequality and numerical technique inversion to approximate VaR value of portfolio,compared with Cornish-Fisher Expansions normal model and Delta-Normal model.

在推导出多个外汇期权的投资组合的二次近拟的矩母函数表达式基础上，本文使用傅里叶变换、切比雪夫不等式、数值转换计算求出投资组合的VaR的值，并和基于多元正态分布Cornish-Fisher模型以及基于Delta-正态模型计算所得的VaR值了进行比较。

Methods Ten fresh-frozen foot specimens, three-dimensional kinematics of talonavicular joint were determined in the case of neutral position, dorsiflexion, plantoflexion, adduction, abduction, inversion and eversion motion by means of three-dimensional coordinate instrument （Immersion MicroScribe G2X） before and after calcaneocuboid arthrodesis under non-weight with moment of couple, bending moment, equilibrium dynamic loading.

方法10只新鲜尸体足标本，通过建立非负重位尸体足模型，结合力偶矩、弯矩及平衡加载方法，应用三维坐标仪测量分析跟骰关节融合前、后距舟关节在大体足背屈、跖屈、内收、外展、内翻及外翻运动中的三维运动度变化。

Different allels mey be acquired within the invented segment after the inversion poly morphism is established.

在倒位多形性形成后，在倒位的区段内可能获得不同的等位基因。

At last a brief introduction for the research history of WE and impedance inversion is given. In chapter 2, at first, the seismic deconvolution model is linked with the moving average process, the method for determination of wavelet length is developed which use the singular values of high-order cumulant matrix of seismic traces.

然后对最近发展起来的利用地震记录的高阶累积量的统计性子波估计方法进行了研究；紧接着，以确定性方法所得的子波作为约束条件，发展起来了一种利用高阶累积量的测井约束子波外推方法。

It also has constructors for each of those types and operators for addition, subtraction, multiplication, sign inversion, and taxes.

它包含了对这些类型和加，减，乘，每个经营者签订施工反演，税收。

Plantarflexion, inversion, adduction and shortening deformities were corrected by the adjustment of the distance between each part of the external bone fixing set through extension, compression, and rotation, etc., and navicular and cuboid osteotomy.

通过对骨外固定装置各部件间距进行延长、压缩和旋转等调节，以及舟、骰骨的截骨延长，从而矫正畸形足的跖屈、内翻、内收及短足畸形。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。