fem的例句大全

3-D resistivity FEM numerical modeling based on tetrahedral element division under complicated terrain

复杂地形条件下四面体剖分电阻率三维有限元数值模拟

In chapter 3, the 2~ ( nd) tetrahedral element was used in FEM to enhance numerical accuracy and computational efficiency.

第三章从采用二次单元的角度出发，探索了提高脑电正问题有限元方法的计算精度和计算效率；

With respect to the problem, a new 3-D FEM with tetrahedral element applied to the theory study of resistivity anomaly under complicated conditions is presented in this paper, and several typical geological models are selected.

针对这一实际工作中遇到的问题，运用四面体单元的三维有限元数值方法对复杂条件下的电阻率异常进行了理论研究，文中选用了几例典型地质模型。

The hydraulic intake of diversion tunnel of Longtan Hydropower Station is a non-member system and typically hydraulic concrete structure. It is reasonable to design the reinforcement with nonlinear reinforced concrete finite element method ( FEM).

龙滩水电站导流隧洞进水口结构属于典型的非杆件体系水工混凝土结构，较为合理的设计方法是采用钢筋混凝土非线性有限元法进行配筋设计。

Applications of FEM Program in Heavy Cargo Transportation

有限元程序在重特大件运输中的运用

By use of V notched round bars with different theoretical stress concentration factors as finite element models ( FEM) of tensile screw threads, stress intensity factors ( SIF) of surface cracks of screw threads are calculated.

将拉伸螺杆简化为理论应力集中系数Kt不同的带V形缺口圆杆，采用裂纹尖端为20节点奇异单元的三维有限元模型，对螺杆半椭圆表面裂纹的应力强度因子进行了计算。

Analysis on Theory of Strength Reduction FEM Based on Artificial Neural Networks

基于神经网络对有限元强度折减法分析

The theory of Strength reduction FEM is more perfect, so it is more safety generally.

有限元强度折减法计算理论更为完善，因此一般情况下该方法有更高的可靠性。

FEM and theory of space engagement incorporated, contact strength, main stress envelope on root of tooth, load distribution among teeth and effect that assembly error to transmission strength has been studied in this paper.

本文利用有限元分析方法，结合空间啮合原理，对侧隙可调式蜗杆传动的接触强度，蜗轮主应力分布，齿间载荷分配以及装配误差等进行了研究。

An investigation of the plastic zone under a pulse tensile loading by the elastic-plastic FEM

脉动拉伸载荷作用下的塑性区研究&弹塑性有限元解

Especially in using the FEM, there exist distinguishing features at the time of determining the calculation mode including boundary setting, grid division, differential pressure and temperature load action of steam.

在有限元法的计算中，计算模型的确定包括边界处理、网格划分、蒸汽压差与温度载荷施加等。

A kind of three layered 32-node temperature shell element is presented for the transient temperature field FEM analysis of the honeycomb sandwich composite shell.

提出一种三层32结点温度壳单元，对蜂窝夹芯复合材料壳体的瞬态温度场进行了有限元分析。

The paper applied FEM to simulate the temperature field of the remained heat treatment after rolling of Φ 32mm ribbed bar, and found out the causes of forming non uniform temperature at the head and tail.

采用有限元法对Φ32mm大规格带肋钢筋轧后余热处理过程的温度场进行了模拟分析，并找出了头尾温度不均匀的原因。

Aiming at temperature variety of hammer casting solidification, temperature field has been simulated via FEM.

本文以板锤铸件凝固过程温度场变化为研究对象，通过有限单元法，对铸件温度场进行模拟。

In the study of temperature reinforcement for plates, the model of FEM and the factors that influences the distribution and width of temperature cracks are firstly studied.

在底板的温度配筋研究中，首先研究了温度作用有限元计算模型，讨论了影响底板裂缝分布与宽度的因素。

In this paper FEM, which is able to calculate the width of crack, is used to study the temperature reinforcement for two kinds of common hydraulic structures ( the plates and the vertical walls restrained by the bedrock in the bottom).

本文采用能计算裂缝宽度的钢筋混凝土有限元程序，对两种常见的水工钢筋混凝土结构（底面受基岩约束的底板和底部受基岩约束的竖立墙体）的温度配筋进行了研究。

The stress of base structure is analyzed by3-D FEM under the action of temperature warping deformation and coupling with vehicular load.

方法结合试验路温度场监测数据，采用三维有限元法对基层结构在温度翘曲变形及与车辆荷载耦合作用下的受力特性进行分析。

By embedding the above research achievements in existing FEM computing program system, a three-dimensional computing program system was developed, which can be used to stress-deformation and tensile crack analysis of earth-rockfill dams.

将上述研究成果嵌入已有有限元计算程序系统，发展了土石坝应力变形和裂缝分析三维计算程序系统。

The triaxial extension test and the cyclic extension compression test are used in the research of soil failure under static tensile crack or cyclic tensile crack conditions to identify the development of tensile crack as well as shock crack in FEM analysis of embankments.

三轴拉伸试验和周期拉压试验，用于研究静力拉裂和周期加荷拉裂的破坏，在土石坝有限元分析中判别防渗体土料拉裂和震裂的发生与发展。

Development of Non Linear FEM Program of Tensile Fracture and Its Calculation Example

岩体拉破坏非线性分析有限元程序的编制及其算例