查询词典 domain

The results show that the infinite method is valid in solving problems in infinite domain and thus high precision can be obtained by eliminating the border effect in finite element analysis.

采用具有精确解的无限厚壁圆筒作有限单元法分析和无限单元法分析，通过对这两种分析方法的分析结果的比较得知：无限单元法是解决无限域问题的一种有效的方法，采用这种分析方法进行隧道及地下工程结构分析，可以消除有限单元法所带来的边界效应，从而使计算精度大为提高。

In the event the requested TE-LSP is allowed and subsequently established, a Policy Enforcement Point along the TE-LSP, e.g., a border router of the local domain or a dedicated server, updates the PDP with the state of the TE-LSP.

在所请求的TE-LSP被允许并被接着建立的情况下，沿着TE-LSP的策略实施点(例如本地域的边界路由器或专用服务器)使用TE-LSP的状态来更新PDP。

According to perturbation theory and local Born approximation method, we derived the full DSR migration approaches based on the dual-domain propagators.

在前人研究的基础上，本文首先参照摄动理论和局部Born近似方法，系统地推导了基于双域传播算子的DSR全偏移方法。

According to the theory of first-order Born approximation,a Fourier Domain Optical Coherence Tomography model of single scattering infinite narrow beam is established,and the reason why it is hard to obtain the exact solution of integrated scattering equation is analyzed.

选择多层介质作为样品，根据波恩一阶近似理论建立了单次散射的无限细直光束频域OCT模型，并分析了散射积分方程很难得到精确解的原因。

Fortunately, the problem of a weakly scattering object can be linearized by Born or Rytov approximation and thus resolved in Fourier domain with methods similar to those in X-CT.

利用Born或Rytov近似，可以将问题线性化，然后应用与X-CT类似的算法利用傅立叶变换对被测物体成象。

This value was therefore applied as a fixed boundary condition for the lower surface of the domain.

这个值是因此作为一个固定的边界条件下地表域的。

In the finite-difference time-domain method, the perfectly matched layer is a kind of high efficient absorbing boundary condition.

在时域有限差分算法中，完全匹配层是一种高效的吸收边界条件。

At last,for the double integral which the boundary curve of its domain of integration is denoted by the panameter equation, we will supply a directed method which do not eliminate the parameter.

对积分区域的边界曲线由参数方程表示的二重积分，我们也将给出两种不经消参数而直接计算的方法。

The first is how to determine boundary curve of surface in triangular domain and after deducing, simultaneous equations is proposed in the dissertation. The second is how to determine the coupling parameter. The third is present simultaneous equations in order to obtain G1 continuous considering the continuity between two triangular patches and the fitness rules.

具体的工作体现在三个方面：一是对拟合条件下的三角域曲面边界线的确定，本文经过推演给出了求解方程组；二是对耦合参数的确定；三是在考虑相邻两片三角域曲面连续性的同时将拟合的规则纳入，给出了求解方程组以达到G 1连续。

First, the finite difference time domain method with various boundary conditions is introduced.

首先，我们介绍时域有限差分法和相关的边界值条件。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。