查询词典 fem.

3D FEM has been employed to analyze and simulate numerically the process of hot extrusion of transmission shaft forgings with deep research of phenomena of top and bottom of fork that not completely filled in the forming process hence all especial punch die structure preventing the defects been developed.

新闻摘要：采用三维有限元法对套管叉锻件热挤压成形过程进行了数值模拟仿真分析。针对其成形过程中出现的叉部顶端及底端充不满现象进行了深入分析，提出了防止缺陷产生的一种特殊的凸模结构。

When the lock ring simultaneously with the question cone gear engagement ring gear, cone after contact friction moment in the role of the rapid speed of gear to reduce to synchronize with the speed equivalent to lock ring, the two synchronous rotation, relative to gear Central lock synchronization speed is zero, thus inertia torque also disappeared, then in force under the impetus of engagement sets unhindered and synchronization lock Gear engagement ring, and further engagement with the question of gear engagement ring gear and completed Shift process The topics mainly through the Pro / E synchronization software for the car to three-dimensional modeling structural design, and through the parameters of the design process to achieve its structure, and on this basis, the use of ANSYS FEM software structure of the typical synchronization And a finite element analysis, through structural analysis of its structural design is reasonable to assess and make recommendations to improve the design

当同步锁环内锥面与待接合齿轮齿圈外锥面接触后，在摩擦力矩的作用下齿轮转速迅速降低到与同步锁环转速相等，两者同步旋转，齿轮相对于同步锁环的转速为零，因而惯性力矩也同时消失，这时在作用力的推动下，接合套不受阻碍地与同步锁环齿圈接合，并进一步与待接合齿轮的齿圈接合而完成换档过程本课题主要是通过Pro/E软件对汽车同步器进行三维造型结构设计，并通过参数化实现其结构设计程序化，在此基础上，利用ANSYS有限元软件对典型同步器结构进行有限元计算与分析，通过结构分析对其结构设计的合理性作出评价并提出改进设计建议

The FEM analysis was conducted with the combination of different friction factor and different lateral angle.

利用刚塑性有限元法分析了摩擦对挤压件变形均匀程度的影响，以不同摩擦因子与不同侧向角的组合为分析对象，摩擦因子取值范围为0.1～1.0，侧向角取值范围为10°～90°。

A plane-strain FEM model was established to analyze the residual stresses in the heavy gauge plate during continuous roll smoothing and roll bending process in this paper.

在此基础上，文章结合实验的方法，分析了校平及滚弯连续加工工艺对大尺寸板材残余应力的影响。

A plane-strain FEM model was established to analyze the residual stresses in the heavy gauge plate during continuous roll smoothing and roll bending process in this paper.

Marc，建立了大尺寸板材校平、滚弯过程的二维动态有限元模型，探讨了在连续虚拟加工过程中状态变量的传递问题。

The rock displacements and energy distribution at different bench hights in open-pit mine bench blasting were studied by 3D FEM.

采用三维有限单元法，研究了露天台阶爆破中不同台阶高度情况下岩体位移及炸药爆炸能量分布特点，讨论了台阶高度增大可能出现的生产爆破问题。

Results show that the FEM and experimental results agreed well with the distribution of hoop tension fore.

通过等宽试样和标距试样拉伸实验，对理论分析结果进行了验证。

Distribution of radial normal force and hoop tension force were discussed and equations derived. FEM analysis and experiments were carried out to verify the theoretical analysis.

对管材环状试样拉伸过程中试样的受力和变形进行了分析，采用正压力线性变化假设，推导了等宽环状试样的正压力和切向力计算公式。

This FEM simulation system is used to simulate the microstructure evolution of DRX in W18Cr4V high speed steel and AISI H13 hot-work tool steel. The simulation results agree well with the experimental results.

采用这一数值模拟系统对W18Cr4V高速钢和AISI H13热作模具钢热变形动态再结晶组织演化进行了数值模拟，数值模拟的结果与实际吻合得颇好。

The results compared with theFEM results given by MSC/NASTRAN show that the PC cluster set up in this paperis reliable and the algorithms presented are efficient,and the solution of stresses ismore accurate tan FEM.Parallel computing can be served as a powerful tool inexpanding the application of BEM and will accelerate the development of BEM incertain extent.

同时还说明边界元法与并行计算的手段相结合，能够发挥其计算精度高的优势，拓展边界元法在工程实际中的应用范围。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。