查询词典 element of surface

In this dissertation, based on the systematically analysis of theory and application research on deformable model, a new B-spline active contour based on the finite element method is proposed; then B-spline active contour is applied to fitting the digital curve cross-sectional contour, and adaptive FEM is adopted to improve the precision; lastly the model is generalized to 3D, and a B-spline active surface model based on FEM is proposed.

本文在系统地分析了国内外关于可变形模型理论与应用研究的基础上，提出了一种基于有限元法的B样条主动轮廓模型；并将其应用于由断层图像导出的截面轮廓数字曲线的拟合，利用自适应有限元技术提高拟合精度；最后将其推广到三维，提出了基于有限元法的B样条主动曲面模型。

The article simulated the interface condition of full-depth pavement through finite element method, and studied its influence on pavement life using three indexes including the deflection on the surface, the tensile strain at the bottom of asphalt layer and the compressive strain at the top of subgrade.

通过有限元仿真模拟全厚式沥青路面不同的层间接触状态，并采用路表弯沉、沥青层底拉应变以及土基顶压应变3大指标分析其对路面寿命的影响。

Then, a thin layer of PTFE film is glued on the surface of the manganin film to package the sensing element. The response time of this gauge was found to ralated to the mounting mode of the transducer.

实验发现该传感器的响应时间与安装方式有关，当基板正对飞片时，响应慢；而PTFE薄膜正对飞片时，响应快。

The surface on the steel bridge is easy to damage early than estimate years.The distress types in steel bridge surfacings include permanent deformation,cracking,formation of mounds and disintegration.The text analyses the vertical section strain under tire location by use of the finite element method and calculates the influence of stiffness variance of translate bonding layer on the surfacings of steel bridges.

中文摘要：钢桥面沥青铺装层在使用一段时间后容易出现开裂、脱层以及车辙等早期破坏现象，采用空间有限元分析方法对车轮荷载位置处的截面竖向应变进行分析，计算了过渡粘结层刚度变化时对钢桥面铺装层受力变化的影响，计算结果说明对传统的弹性层状计算理论的假定与实际受力情况存在较大差异。

In the present work,Cu nanoparticles with an average size of 20-50 nm were dispersed in diesel fuel oil . A injection pump plunger was in-situ repaired on a 12PSDB75 fuel injection pump by applying auto-reconditioning function of Cu nanoparticles. Mophologies and typicle element distributions of the plunger piston surface before and after repair were analyzed by scanning electron microscopy and energy dispersive X-ray spectroscopy.

将平均粒径为20~50nm的铜粉均匀分散到柴油中，在12PSDB75型喷油泵试验台上利用纳米铜微粒的磨损自修复性能，在不拆卸零件的情况下对磨损失效的喷油泵柱塞偶件进行了原位修复，利用扫描电镜、能谱仪等对修复前后柱塞表面进行了形貌与微区成分分析。

To improve the fatigue strength of TC4, Nd: Glass pulse laser was used to shock the surface of TC4. X-ray stress analyzer was used to test the residual stress of the shocked area, and calculation was done by finite element software ABAQUS.

为提高钛合金的疲劳强度，采用Nd： Glass强脉冲激光对TC4钛合金表面进行冲击强化处理，采用X射线应力仪对冲击区的残余应力场进行测试，并采用ABAQUS有限元仿真软件对其残余应力场进行分析计算。

Methods Use the finite element method to research the knee joint surface stress and strain of the process of human walking.

利用有限元数值模拟方法对行走过程中膝关节关节面应力、应变情况进行分析。

Methods Use the finite element method to research the knee joint surface stress and strain of the process of human walking.

利用有限元数值模拟方法对行走过程中膝关节关节面应力、应变情况进行。

Objective To observe the distribution in range,size and the regulation of change.Methods Use the finite element method to research the knee joint surface stress and strain of the process of human walking.

目的 观察膝关节关节面在整运动过程中的应力、应变分布范围、小及变化规律方法利用有限元数值模拟方法对行走过程中膝关节关节面应力、应变情况进行分析。

On the basis of the reasonable definition of column′s surface temperature in fire, finite element method is applied to calculate the temperature field of high strength concrete filled steel tubes under high temperature,and the calculated results fit with those of test very satisfactorily.

在合理地确定了火灾情况下钢管高强混凝土柱受火模型的基础上，利用有限元法计算钢管高强混凝土在火灾情况下的温度场。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。