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- The 3D Finite Difference Forward Modeling of Multicomponent Induction Log in Vertical Borehole 垂直井多分量感应测井大型三维有限差分模拟
- High dip finite difference depth migration. 大倾角有限差分深度偏移
- Multigrid algorithms based on the finite difference method of three dimensional（3D） convection diffusion equation are studied. 摘要 研究了三维对流扩散方程基于有限差分法的多重网格算法。
- A visual 3D temperature field system of electron beam welding (EBW) based on the finite difference method (FDM) was developed on the Windows NT platform by virtue of the rapid development soft of C + + Builder and the 3D animation interface of OpenGL. 基于有限差分理论和入射电子束服从高斯分布、在有限平板中匙孔理想化为旋转抛物面的基本假设;利用C++Buildel快速开发软件;在Windows NT平台上综合OpenGL图形接口及多线程技术开发了电子束焊接动态过程仿真系统EBWSIM.
- On the basis of theory of electromagnetic field, setting up a geoelectric model, carry out mine 3D geoelectric anomalous body numerical simulation through the use of finite difference method. 依据电磁场理论,构建地电模型,利用有限差分对矿井三维地电异常体进行数值模拟,得到异常体在电阻率不同、至巷道距离不同、及测点不同情况下的层测深曲线,并对其分布规律进行分析研究。
- A novel structure TFPPM motor is presented, and the inductances are calculated by 3D finite element method (FEM). 提出了一种新型结构的横向磁场永磁同步电动机；
- The model was divided into 121 239 nodes and 112 491 units.Conclusion:The construction of acetabulum 3D finite elem... 结果:所构建髋臼模型共划分为121239个结点、112491个单元,客观反映髋臼真实解剖形态及生物力学行为。
- The nonlinear differential equations are solved using finite difference method. 用有限差分法求解非线性微分方程组。
- The buckling critical load is calculated with finite difference method. 用差分法求解这个方程，得到了连续油管的临界失稳载荷。
- Objective: To explore an easier and more precise method to reconstruct 3D finite element model of post crown with Matlab and Pro/E. 目的:利用Matlab和Pro/E软件辅助建立桩核冠三维有限元模型。
- Finite difference methods for solving elliptic, parabolic and hyperbolic PDEs. 求解椭圆型，抛物型方程和双曲型偏微分方程的有限差分法。
- Aimed at the structural features of sley sword, sley and reed, a 3D finite element analytic model was established for the sley sword, sley and reed. 摘要根据无梭织机筘座脚、筘座、钢筘的结构特点，建立了筘座组合体三维有限元分析模型。
- Both of accuracy and speed should be considered when a 3D finite element method is used to simulate dual laterolog response. 用有限元法模拟三维地质环境中的仪器响应常会遇到计算精度和计算速度的矛盾。
- The SIF along the crack front are directly computed by 3D finite element method for a wide range of variations of the crack geometry. 考虑了裂纹的几何形状、深度等影响因素，对圆筒内外两侧同时存在裂纹的情况进行了研究。
- The deformation of ground surface during the construction of curved pipe-jacking is studied with 3D finite element methods. 摘要通过建立三维有限元模型，研究了曲线顶管施工过程中地表的变形规律。
- A 3D finite element model, of the substructure of the cut-and-cover tunnel for analyzing their coaction, is established. 浃底隧道出口明洞段回填厚度较大而基础土体软弱,因此采用了桩-筏基础的形式以避免过大沉降带来的不利影响。
- Taylor's exposition based on what we would call finite differences. 泰勒的阐述是建立在我们叫作有限差分的基础上的。
- A concrete material model for penetration computation was presented, and the ogive-noded rod projectile penetrating concrete target was simulated by a 3D finite element program. 摘要介绍了一种适用于侵彻计算的混凝土材料模型。通过所建的有限元程序对杆弹侵彻混凝土靶进行了数值模拟。正侵彻的计算结果和实验结果具有较好的一致凌。
- Equivalent magnetic circuit model and 3D finite element method developed in this paper are helpful to the more study on optimizing design and full-load characteristic of IPM-HESM. 所建立空载磁路模型及三维有限元分析方法为该新型电机的优化设计、性能分析以及负载特性进一步研究奠定了基础。
- The consolidation equations were discretized using Crank-Nicolson finite difference form to facilitate solving them. 利用Crank-Nicolson差分格式离散非线性固结方程以方便求解。
