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The kernel point of the mountainous area high dip angle strata 3D seismic data processing is how to solve 3D reflection surface element divergence ,to increase reflection surface element trace gather inphase stack .

山地大倾角地层的三维地震资料处理的核心问题是如何解决3D反射面元发散，增加反射面元内道集同相叠加，而静校正技术和偏移成像技术正是解决这一问题的关键技术。

This treatment as design element follows the rules of brand communication and takes photography as integral element of the web site design.

品牌传达中的一些规则是可以遵循的，即把照片当做网站设计中一个不可分割的部分。

Boundary element method is a kind of numerical algorithm on boundary; it is based on the boundary integral equation and employs the element discretization technique.

边界元属于边界型的数值方法，它是以边界积分方程为数学基础，同时采用了有限元法的单元离散技术。

A joint of the integral type includes a male element 1 and a female element 2 with a diameter close to that of the tubes.

一种整体式接头包括阳件1和阴件2，阳件1和阴件2的直径接近管子的直径。

At present the numerical simulation of electromagnetic method of finite difference method, finite element method, boundary element law, integral equation method, and so on were commonly used in the exploration.

目前电磁法勘探中常用的数值模拟方法主要有：有限差分法、有限单元法、边界单元法和积分方程法等。

A second version of assign takes an integral value and an element value. It replaces the elements in the container by the specified number of elements, each of which has the specified element value

assign 运算的第二个版本需要一个整型数值和一个元素值做参数，它将容器重置为存储指定数量的元素，并且每个元素的值都为指定值

When the formulas of the tetrahedral element are developed, triangular coordinates is used to develop the boundary integral part of outer boundary element.

其中针对四面体单元的第二、第三类边界条件采用面积坐标积分变换法详细推导了边界积分项的计算过程。

The finiteelements satisfied the integral condition are quasi-conforming element,generalized conforming element,and elements constructed by 2 set parametermethod,and they are equivalent in some sense,and all converge to constantstrain.

满足这种条件的有限元有拟协调元、广义协调元和双参数法构造的单元，在一定意义上它们是等价的，并都收敛到常应变。

First the FEM-BI (Finite Element – Boundary Integral Methods) base on vector element is presented to compute the electric field in the cavity backed antennas.

计算中首先采用基于矢量单元的"有限元－边界积分方程法"计算出背腔天线内部电场的分布；再采用互易原理求解天线的远区场，从而获得天线的辐射方向图。

New boundary integral equations for the torsion problem of an isotropic bar with curvilinear cracks are derived by using integration by parts and other techniques to the traditional boundary integral formulations. And the boundary integral equations for the torsion problem of an anisotropic bar with curvilinear cracks are also derived by using the isotropicalized boundary element method. Then the anisotropic problem can be solved on the base of the boundary element method of isotropic problem.

然后用各向同性化方法，将各向异性材料裂纹柱体的扭转问题转化为各向同性材料的问题，在各向同性材料裂纹柱体扭转问题的新的边界积分方程的基础上，推导出了适用于各向异性材料裂纹柱体扭转问题的边界积分方程，然后按已推导出的各向同性问题的边界元法求解。

The statistical analysis of this large set of mutations has led us to propose a diagnostic strategy that should help with the molecular work-up of optic neuropathies.

这一大系列基因突变的统计学分析引导我们提出一个诊断策略，可以帮助我们对视神经病变进行分子学的诊断检查。

The results show that the pipe grouting changes the mechanical parameters of surrounding rocks to achieve the security of engineering objectives by reinforcing surrounding rocks and bolcking the water.

研究表明：小导管注浆一方面改变了围岩的力学参数，另一方面利用浆液的固结特性可以实现堵水和加固围岩的工程目标，使隧道在开挖过程中的安全得到保障。