查询词典 fem

Systemic works was carried out on the followed area, the surface modification of templates, the optimization of roll-press technique, the reason and simulation of crack formation in RPCs using FEM , the investigation of the two-step centrifuging technique.

在对工艺过程深入研究的基础上，通过有机泡沫体的表面处理、辊压工艺的优化、缺陷形成原因及有限元计算结果的分析、两次离心挂浆工艺及其影响因素等方面做了深入系统的研究，并为具有可控结构网眼多孔陶瓷的制备提供了一条崭新的途径。

In chapter 2, the mathematical model which governs the flow in non-circular crosssection channel is established, FEM is used to discrete the equations.

为工程实际中设计和选择异形断面流道提供依据。

The dynamic response of the large crosssection shallow tunnels in new sand loess under viscouselastic boundary is calculated by means of transient dynamic FEM so as to find out the weak points of the lining and the stress, deformation and safety of the tunnel structure.

对大断面浅埋砂质新黄土隧道，利用瞬态动力学有限元方法，计算了粘弹性边界条件下，隧道在Ⅷ度地震荷载作用下的动力响应，找出衬砌的薄弱部位和结构的受力、变形及安全性，为设计提供指导和参考作用。

In the view of Photo-Optic Mechanics,Elastic Mechanics,and FEM method,the deformation of inner disfigurements in structures was studied with ESPI and Phase-Shift in this dissertation and some valuable results and conclusions were obtained.

本文从现代光测力学、弹性力学以及有限元数值计算的角度，应用电子散斑干涉法和相移技术对缺陷进行了研究和分析，得到了一些有价值的研究结果。

From the simulations, we can see the distributions and transmission of strain and stress in model under different loadings, and the results explained the fractures very well. 4. Similarly, a axis FEM model was constructed to simulate the axis fracture, emphasized on the odontoid process. Three kind of odontoid process fracture were analysed on this model, which occurred respectively on the tip, the middle and the fundus. The results gave the best angle to fracture the odontoid process of the axis.

四、建立了枢椎的三维有限元模型，对枢椎齿状突骨折机理进行了理论上的研究，重点针对临床上齿突骨折的三种分类：1、齿突尖骨折；2、齿突腰部骨折；3、齿突基底部骨折，赋予齿状突在矢状面沿各种角度下受力条件，模拟衰椎前弓、襄椎横韧带以及CZ－3棘间韧带对枢椎造成的暴力破坏，确定了最可能引起齿状突暴力骨折的受力角度。

Similarly, a axis FEM model was constructed to simulate the axis fracture, emphasized on the odontoid process. Three kind of odontoid process fracture were analysed on this model, which occurred respectively on the tip, the middle and the fundus. The results gave the best angle to fracture the odontoid process of the axis.

四、建立了枢椎的三维有限元模型，对枢椎齿状突骨折机理进行了理论上的研究，重点针对临床上齿突骨折的三种分类：1、齿突尖骨折：2、齿突腰部骨折：3、齿突基底部骨折，赋予齿状突在矢状面沿各种角度下受力条件，模拟寰椎前弓、寰椎横韧带以及C2-3棘间韧带对枢椎造成的暴力破坏，确定了最可能引起齿状突暴力骨折的受力角度。

The results showed that no trend of any directional coarsening of γ'-grains occurs but they are just growing isotropically by capillarity. FEM calculation showed that the applied stress makes the stress distribution in various matrix channels strongly anisotropic.

通过实验得到镍基单晶高温合金在[111]取向上受载时，γ'颗粒没有表现出沿任何方向上的定向粗化趋势，只是以毛细驱动方式各向同性长大。

Three-dimensional space finite element method is adopt, and an universal FEM software-ANSYS is used to parametrically design and analyze ball mill model.

采用三维空间有限元模拟方法，利用当前最流行通用的有限元模拟软件—ANSYS对球磨机进行了参数化建模和有限元分析计算，对球磨机筒体产生的应力进行了模拟。

In this paper,the effects of different constructions and rigidities of tower joints on the dynamic properties of transmission tower are systematically analyzed,and elements type of members in FEM are discussed.

本文较全面地分析讨论了节点构造和节点刚度等因素对塔架动力性能的影响及在有限元建模中的处理方法。

The coupling fields are analyzed with FEM method. The laws of frost heave and thawing settlement from this analysis are consistent with that from model simulation, which has proved that the analysis is correct.

建立了人工冻结土体冻结温度场、水分场、应力场及位移场的耦合数学模型，揭示了温度、水分、应力、位移相互作用的基本规律及其对冻胀融沉的影响；利用有限元方法进行了耦合场的分析，获得的冻胀融沉规律和实际结果具有完全相同的规律，证明了分析方法的正确性。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。