数值的

The joint inversion of some geodynamical parameters and numerical simulating the crustal stress field is presented in this paper. The four nodes quadratic finite element in Chinese area is constructed and the "split node" technique is employed for introducing the fault parameters into the finite element computation.

讨论了利用地应力主方向和GPS资料联合反演与之相关的地球动力学参数及数值模拟地壳应力场的方法，建立了中国及其邻区的四节点有限元模型，解决了有限元数值解算中节点位移不连续的问题。

The result shows that the numerical calculation based on strength reduction echnique can not only consider the geomorphy, geologic structure and reinforce measure but also the constitutive relationship of rock and the interaction between structure and slope.

研究表明，基于强度折减法的数值计算可以像数值模拟方法那样既考虑三维效应明显的地形地貌、地质结构和加固方式等，又考虑岩土体的本构关系和支挡结构与坡体的相互作用，还可以像极限平衡法那样计算安全系数，却不用指定滑面。

The main contents are as follows:(1) Based on Fresnel transformation and its fast algorithm by FFT, the principle of numerical reconstruction of digital lensless Fourier transform hologram and the spatial resolution, as well as the lateral resolution of the reconstructed images plane are elaborated.

其主要内容包括：(1)从处理衍射问题的菲涅耳变换法出发，根据菲涅耳衍射积分的快速数值解法，讨论了数字无透镜傅里叶变换全息图数值再现的相关过程和理论，以及再现像平面的空间分辨率和横向分辨率问题。

The formula is described as followwith A denoting tidal amplitude and Ov for the groundwater table overheight:Ov = A × [1 -(0.11 ×α+ 1.33)× exp-0.89 ×ε~(0.46]. Laboratory experimentswere also carried out to validate the numerical modeling results.

基于无量纲化后的参量α和ε，以及特殊定义的超高，通过大量的数值实验及回归分析，推导出计算超高的经验公式(A表示潮汐振幅，Ov表示超高)：Ov=A×[1-(0.11×α+1.33)×exp-0.89×ε~(0.46]，并通过物理实验对比分析数值模拟结果。

Model, then calculated the tidal consistent constant and saved as map layer as the data for tidal fast prediction. The result of comparing the model result and investigative data indicated its rationality.Later applied the model in the numerical predication of sinkable chemicals spilled beside ZhuHai region.

分析近海水域环境污染扩散数值模拟的研究应用现状基础上，根据沉降型化学品的性质及其在海上的行为特点，分别建立沉降型化学品行为数值模拟的对流扩散方程模式和粒子拉格郎日迁移模式，确定求解方式并将其软件化。

In this paper, The delta wing of Mach number 0.8 at an attack angle of 21. 8 degree is simulated by our program. Then, using the visualizing program, we map the figures of space streamlines, cross streamlines near the vortex axis, three dimensional vortex lines, cloud atlas for pressure and vortex and targer of particles.

在这一章里，我们先用所建立的计算软件数值模拟了来流马赫数为0.8、攻角为21.8°的三角翼的流场，之后以拓扑分析结果做指导，研制了一套数值显示流场、旋涡结构的软件，用该软件我们绘制了跨音速三角翼背风区涡轴附近截面流线、空间流线、三维涡量线、压力和涡量云图以及粒子屏痕图。

By usingthe dynamica l programming method, the optima l investment portfolio andconsumption policies for one kind of typica l utility function case areobtained,then we make numerica l simulation for it and get the numerica lsolution.

然后运用动态规划方法，对于一类特殊的效用函数情形，求出了最优投资组合及消费选择的显性解，并进行数值试验，得出了值函数的近似解，最后将值函数的解析解和数值解进行比较，得到了相对误差示意图。

At the same time, the technonogy of lean burn, cooling turbocharger, low swirl combustion system, separated united ignition control system ,open loop injection control system and oxide catalyst etc have been used.

本文对缸内燃烧进行了一维的数值模拟分析，研究压缩比、点火提前角和进气门正时的影响；对CNG发动机的工作过程进行三维数值计算，对缸内流动等内容进行系统研究；预测可靠性的薄弱环节，提出改进措施。

On the basis of experimental research,through compartmentalizing experimental beams into plenty of tiny cell,according to constitutive equation of each materials including steel bar,concrete,CFRP, this paper presents numerical simulation study of flexural all course of RC beams strengthened with CFRP, the theoretical results agree closely with those of the test.

在试验研究的基础上，将CFRP加固钢筋混凝土梁划分为若干个微单元，根据组成CFRP加固钢筋混凝土梁各材料的本构关系，通过数值方法，实现了对碳纤维布加固钢筋混凝土梁受弯全过程的数值模拟，其计算结果与试验所测得的结果符合较好。

It is the first to simulate dynamically the processes of the energy change in plats layer of planting roof, and the numerical calculation is proved to be correct by experiments.

分析了植物的能流反应，首次针对种植屋面的草坪植被层进行能量传输的动态数值模拟，实验验证了数值方法的正确性。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。