相场法可以直接模拟金属凝固过程中枝晶生长的形成过程。
The phase field method can directly simulate the dendrite growth during metal solidification.
利用有限元软件LS_DYNA模拟金属板材单点渐进成形过程。
Sheet metal digital incremental forming process is simulated with finite element software LS_ DYNA.
用有限元法模拟金属塑性成形过程已成为塑性成形研究的中心问题。
Simulating the metal plastic forming process by finite element method has become a crucial question in the plastic forming study.
计算机模拟金属热变形过程中再结晶组织的变化是一种新的变形组织研究方法。
Simulation of the recrystallized microstructures in hot forming process is a new re-search method.
首先引入直截锥体单元来模拟金属线状目标，可对横截面连续变化的导线做精确近似；
The right-truncated cone is firstly adopted to approximate metallic wire target with a curvilinear axis and variable radius.
利用三维动态显性算法，可以精确地分析和模拟金属变形过程，有效地优化工艺设计。
With 3-dimension dynamic explicit solution procedure, the metal deformation process can be analyzed and simulated accurately and the process design optimized effectively.
提出了采用热扭转试验来模拟金属材料热变形时塑性变形程度与晶粒大小相互关系的方法。
The method of relationship between plastic deformation degree and grain size was put forward, when the thermos-deformation of metal was simulated by the thermos-torsion test.
可动态模拟金属实际切削过程中切屑流的形成、卷曲及折断过程，为切屑仿真提供图形可视化支持。
The methods presented above can dynamically simulate the process of chip generation, curling and breaking, giving visualization tools for turning process simulation.
用有机玻璃来模拟塑性加工的挤压工艺，证明有机玻璃是较为理想的模拟金属塑性大变形的光塑性材料。
Polymethyl methacrylate was used to stimulate squeezing. The results prove that polymethylmethacrylate is one of the hot plastic materials which has good op…
采用基于等离子体物理模型的时域有限差分方法模拟了金属薄膜近场成像特性；采用薄膜传输矩阵方法计算了金属薄膜对倏逝波分量的放大作用。
The property of the near field subwavelength imaging in a metal thin-film structure is investigated using finite difference time domain method based on Drude model.
通过模拟有助人体、自然存在的金属元素，诸如钙、铁、锌，并结合相同的分子与蛋白质，铅会导致大脑损伤。
Lead causes brain damage by mimicking helpful metals found naturally in the body, such as calcium, iron and zinc, and binding with the same molecules and proteins.
采用相场模型和有限差分方法，模拟了过冷纯金属熔体的枝晶生长，计算区域为二维正方形均匀网格。
Dendrite growth has been simulated with the phase field method and finite difference schemes on a two dimensional rectangular domain with a uniform square mesh.
利用阶梯型腔金属模和砂型模拟不同的冷却速度，研究了冷却速度对高硼钢凝固组织和性能的影响。
Simulating different solidification cooling rate with step-metal mould and sand mould, the effect of solidification cooling rate on microstructure and properties of high boron steel were studied.
本文利用有限元分析软件LS - DYNA对金属板料渐进成形的过程进行了模拟。
In this thesis, by using FEM software-LS-DYNA, we simulate the process of sheet metal Incremental Forming.
并以筒形机匣精锻成形为例对金属体积形成过程进行了模拟，计算结果表明所提出的方法和软件系统是可靠的。
Meanwhile the processes of cylindrical housing have been simulated by the system, which indicate that the given techniques and software are feasible.
根据金属板材分层渐进成形为多工步成形的技术特点，提出了金属板材分层渐进成形的有限元模拟方案。
The sheet metal layered forming process is a multi-stage forming process, the paper introduce FEM simulation project of sheet metal layered forming process.
指出了有限元方法在金属切削模拟中的可行性和存在的问题。
Finally the feasibility and problems of FEM simulations in metal cutting were pointed out.
他摇动一块金属薄片来模拟雷声。
研究设计了试验室测量海水中金属结构物阴极保护电位及其分布的模拟装置。
A kind of simulating set was put forth to measure the cathode protection potential and its distribution of offshore steel structures in lab.
此文提出了适用于金属体积成形过程有限元模拟的约束处理算法。
A new method for the treatment of constraints in finite element simulation of metal forming is put forward.
变电站二次回路通信从金属电缆模拟通信方式逐步转变为光电数字化通信方式。
The communication of substation secondary circuit is being transformed from metal cable analog mode to optic-electric digital mode.
用数值模拟方法研究了金属裂纹尖端的温度场和热应力场的分布情况。
The temperature field and thermal stress field on the crack tip in a metal was studied by numerical simulation method.
用数值模拟方法研究了金属管道裂纹尖端磁通量密度的分布情况。
The magnetic flux density on the crack tip in a metal pipeline was studied by numerical simulation method.
本文采用数值方法，用计算机模拟了转炉内金属液在底吹气体作用下的流动状况。
With numerical methods used, the flow of liquid metal in the converter caused by the bottom gas injection has been simulated with computers.
用数值模拟方法研究了金属裂纹尖端电磁应力的分布情况，给出了电流分布、磁场分布和电磁应力的分布。
The electromagnetic force acting on the crack in a metal is studied by numerical simulation method. The distributions of electric current, magnetic field and the electromagnetic stress are given.
研究结果表明，计算机数值模拟技术在金属复合管胀形技术研究中具有重要的作用。
It was found that the numerical simulation technology plays and important role in the study of bulging technology of metal multiunit tube.
利用温度场数值模拟软件对金属型耐磨铸球的凝固过程进行了数值计算。
Using the developed numerical simulation software of temperature field, the solidification process of wear resisting cast ball in metal mold was numerically simulated.
利用温度场数值模拟软件对金属型耐磨铸球的凝固过程进行了数值计算。
Using the developed numerical simulation software of temperature field, the solidification process of wear resisting cast ball in metal mold was numerically simulated.
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