二维分布

The main dimensions are calculated by magnetic track, then the fields of load and without load are computed by 2-d FEM and references of the motor are obtained, so the structure of the motor can be adjusted.

用磁路设计法确定电机的主要尺寸，然后用二维有限元法计算电机的空载和负载磁场分布，得到电机的参数和性能，根据性能要求对电机结构尺寸调整。

Therefore,whatever of simply or multiply connected region,as longas the dynamic thermal stress distribution is generated by a temperature fieldapplied at the surface of some two-dimensional cavities in the elastic medium,the method of this dissertation can always be used to analyze it.

本文的研究结果具有理论上定性的意义，因此，本文的分析方法适用范围是广泛的，无论是单连通型，还是复连通型，凡是弹性材料中二维孔洞表面由温度场引起的动态热应力分布问题均可应用本文的分析方法来进行分析。

Because of the possibility characteristics of images, the planar normal distribution function was adopted to present the pertinence of pixels accurately and reasonably.

考虑到图像的概率特性，通过引入二维正态分布函数，准确合理地表示图像像素间的相关性。

It needs high precise function value of normal distribution.

给出了实现高精度二维正态分布函数值的算法。

In order to investigate the effect of contact resistance on nugget growth and heat source distribution, an axisymmetric two-dimensional finite element model was developed to simulate the spot welding of aluminum alloys.

为了研究铝合金点焊时接触电阻对点焊熔核形成和焊接热源分布的影响，本文采用二维轴对称模型，用有限元法对铝合金点焊过程进行了数值模拟。

But due to the difficulties of the theoretical calculation and the limitation of the technique of image display, only some two-dimensional graphs of electromagnetic field of a planar set of point charges or symmetrically and uniformly charged bodies, which ignores the boundary effect, are introduced in the present electromagnetics teaching materials.

然而，由于受理论计算和图象显示技术等因素的限制，目前的电磁学教材中，通常只能给出平面分布的点电荷系或具有较强对称性、忽略边界效应的带电体的电力线和等势线的二维平面图。

Under the condition of small angle misalignment, the effecton output beam's near-field distribution of CO2 lasers with two-dimensional axisymmetric-fold combination cavity was ascertained after analyzing and simulating beams combination output based on the axis determination of misaligned plano-concave and concave-plano-concave cavity resonator.

为了研究小角度失调对二维轴对称－折叠组合腔CO2激光器输出光束的近场分布的影响，在利用矩阵理论确定平凹谐振腔和凹－平－凹谐振腔失调后的光轴的基础上，采用光束并和思想，对输出光束进行了理论分析和模拟。

Based on the 2-D Poisson equation solution,the analytical expressions for the surface potential and field distributions are derived.

根据二维泊松方程的求解，得到了表面电场和电势分布的相关解析表达式。

C values plotted against δ 15 N indicated significant partitioning in two-dimensional space among the three carnivores.It was reasonable to propose a food resource partitioning among alpine weasel,steppe polecat and upland buzzard,which partially revealed their co-existence mechanisms.

3种食肉类的稳定性碳和氮同位素分布模式在二维空间上存在明显分割，由此说明，香鼬、艾虎和大之间存在明显的食物资源分割现象，同时也反映了三者在高寒草甸生态系统内共存的基础。

2D intra-nodal pin power is reconstructed using the modulation method with high polynomial expansion. Simpler calculation of the corner point flux is applied to improve the efficiency.

采用高阶多项式展开的调制方法对节块内的二维精细功率分布进行重构；由于采用更为简单的角点通量的计算方法，因而提高了计算效率。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！