Considered from the data security Angle, this system establishes log-in boundary plane for each sale to realize the identification.
从数据安全角度考虑，本系统对各个销售点都设置了登录界面以实现身份验证。
The perfectly matched layer (PML) boundary condition is used to effectively absorb out going wave on the boundary plane by comparison with the absorbing performance of dispersive boundary condition.
采用理想匹配层边界条件以有效吸收边界面上的出射波，并与色散边界条件的吸收效果作比较。
The paper evaluates the limitations that semielliptical surface crack in a shaft is simplified to a unilateral crack in a finite boundary plane and a cross straight line crack in a semi infinite body.
评价了将轴表面半椭圆裂纹简化为有限边界平板的单边裂纹问题和半无限体表面穿透直线裂纹问题来处理的局限性。
Witnesses said the plane crashed through the hilltop airport's boundary wall and fell into a valley, CNN-IBN reported.
目击者说，飞机穿过小山顶上机场上的围墙，并掉进入一个山谷而坠毁，CNN -IBN电视台报道。
A new boundary integral equation is introduced to analyze plane elastic problems with cracks, and the boundary element numerical method based on this equation is established.
给出一个适用于平面断裂力学分析的新边界积分方程，在此方程的基础上建立了边界元数值计算方法。
The steady temperature field in irregular plane domain with radiation heat exchange boundary is analyzed by the boundary discrete method, and the solution in form of series is obtained.
采用边界离散方法对具有辐射换热边界的平面非规则域内稳态温度场进行了分析，得到了级数形式的解。
In this paper the boundary element method based on stress for solving the elastic problems of the plane is proposed.
本文提出了求解平面弹性问题的应力边界元法。
Phase functions for fibrous layer are obtained for two types of fiber orientation:randomly oriented in space and randomly oriented in a plane parallel to the boundary surfaces of the layer.
前言：针对纤维层中两种典型的纤维排列求得其相函数：纤维在空间随机排列和平行于边界面的平面上随机排列。
Based on the boundary element method, an inverse method is developed to identify the material parameters of orthotropic plane problem.
以边界元计算为基础，提出正交各向异性平面问题材料参数识别的反分析方法。
Boundary points are calculated using a reference plane characteristic scheme with the viscous terms treated as source terms.
边界点采用参考平面特征线格式计算，粘性项作为源项处理。
Generalized impedance boundary conditions are employed to simulate the effect of finitely conducting plane on the electromagnetic fields.
利用广义阻抗边界条件来模拟有限导电平面对电磁场的影响。
An iterative process has to be carried out in the boundary element analysis of the contact between elastic roller and rigid plane.
用边界元法分析弹性滚柱与刚性平面的接触问题，需要采用迭代算法。
The boundary treatments of both stack section made from plane wave sources and point-shot records prove this method excellent.
文中以平面波源制作的叠加剖面和点源炮集记录的边界处理为例，说明该方法的处理效果是良好的。
This paper deals with the plane strain problem of non-straight boundary semi infinite elastic solid to which a concentrated force is applied at the midpoint of the bottom of a groove.
本文对几种不同形状之刻槽的折线界面的半无限弹性体，在其槽底施以集中力的平面应变问题做了讨论。
With the help of the conformal transformation, we transform a simply connected region and its boundary into the upper half plane and real axis.
借助保形变换将单连通区域及其边界化为上半平面与实轴。
Several properties of the weak discontinuity across an elastic-plastic boundary in plane wave propagation have been investigated by using the theory of singular surface.
本文用奇异面理论研究了弹塑性平面波传播中弹塑性边界间断的几个性质。
The authors consider a free boundary problem arised from the radical flow of plane Non Newtonian fluids with yield stress.
研究了具阀门梯度的平面径向流动引起的一类自由边值问题。
The ground plane at the entry sequence is then lifted up in a similar manner to create a gently sloping ramp, connecting the furthest boundary to the center.
入口地面以类似方式升高来创造了一个缓坡，将最远端的边界连接到中心。
Its features are: 1. The carbonate breccias are massive and have clear boundary with a plane or wavy bottom.
碳酸盐岩岩屑流具有以下特征：(1)角砾岩为块状，具有清楚的边界。
A bubble collapse near a slight movement of the plane. The mirror bubble lets boundary at rest, the fluid source shows the effect of the plate.
气泡在作轻微运动的平面附近变形，它的镜象气泡起的作用是让边界静止，流体源的作用可用来解释刚性板的影响。
Owing to the presence of interface of dielectric and air, it is required to impose three waves, including incident plane wave, reflected and transmitted waves at the total-scattered field boundary.
考虑入射波在两种介质界面上会产生反射和透射，故在总场边界上引入入射波、反射波和透射波。
In this paper, the stresses of gravity dam and dam foundation are calculated by the coupling method of finite element and half plane boundary element.
本文用有限元与半平面边界元耦合法计算了坝体坝基应力，又结合边界配置法求出了坝踵应力强度因子。
This paper shows a new finite element algorithen of the plane rigid-jointed frames of non-even variable section fo resonance on arbitrary boundary conditions.
给出了非均匀变截面刚架在任意谐振荷载和任意边界条件下的一个新的有限元解。
For incompressible boundary layer or plane channel flow, typical three-dimensional structures would appear.
对不可压缩边界层或平面槽道流，还会出现典型的三维结构。
Furthermore, the 3-d boundary value problem in boundary layer region is decomposed to 2-d plane strain and torsion problems.
进一步在边界层区域将三维的边值问题分解成二维的平面应变和扭转问题。
The first order absorption boundary condition is applied to the outside boundary, which can avoid the error caused by the plane wave assumption.
在外边界上统一应用适合于人工源的一阶吸收边界条件来形成边值问题，可减小基于平面波假设造成的人为截断边界的影响。
When the integral program problem is multi dimensional, branch boundary method and cutting plane approach are applicable for solving the problem.
整数规划问题为多维时，理论上可以用分枝定界方法与割平面方法求解。
Revised method is proposed for calculation of three dimensional turbulent boundary layers on the surface of symmetry plane of a flow around ellipsoid at incidence.
本文应用零方程模型和二方程模型计算了椭球体有攻角绕流对称面上的三维湍流边界层。
Revised method is proposed for calculation of three dimensional turbulent boundary layers on the surface of symmetry plane of a flow around ellipsoid at incidence.
本文应用零方程模型和二方程模型计算了椭球体有攻角绕流对称面上的三维湍流边界层。
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