查询词典 element of surface

Then, for the first time, a finite element model of the cylindrical shell surface was bring forward and set up.

首次提出和建立了柱体坐标系下的曲面柱壳单元有限元模型，以及在柱坐标系下的边界元法基本方程和柱坐标系下无限域与半无限域基本解。

To investigate the dispersive character of cylindrical Rayleigh wave, a finite element model is developed to simulate laser inducing cylindrical Rayleigh waves on the surface of an isotropic cylinder.

为了研究柱面上激光激发的瑞利波的色散特性，建立了激光在各向同性圆柱表面激发瑞利波的有限元模型。

This paper stressed on the fact that electric displacement vector is a supplementary physical element,focused on a difference between D and D surface integral and on the condition of D=ε_0E_0 existence,and made a comprehensive and correct understanding for beginner.

着重说明了电位移矢量D是一个辅助物理量，强调指出D与D的面积分的意义不同，以及D=ε0E0成立的条件，从而使初学者对D建立起一个全面和正确的认识。

This paper analyses the distributive law of axial compression in concrete wall and its influnce on strength of reinforced concrete penstock with steel lining located on the downstream surface of a concrete dam by the finite element method and model tests with material similar to prototype.

通过几个电站的有限元计算和仿真材料模型试验成果，分析混凝土坝下游面钢衬钢筋混凝土管道的轴向应力分布规律及其对管壁应力的影响，可作为管壁三维强度分析的依据，并指出在轴向压力和内水压力作用时裂缝更早发生。

Based on the reaction of OH and NCO group, double alkene monomerscontaining N element were prepared in situ, and a new kind optical plastics withhigher surface hardness, good heat-resistance was easily obtained.

利用OH和NCO的加成反应，在位合成了含N的双烯单体，方便地制备了一类表面硬度高、耐热性好的新型光学塑料。

Based on the idea of the structure parametric design method, the parametric finite element model of drill chuck with complicated spiral surface character was established.'The related key technologies of drill chuck's strength analysis were discussed and solved, such as the contact analysis parameters selection, the boundary conditions and the load processing, ANSYS command一string building and so on.

本文采用结构参数化设计方法建立了含有复杂螺旋曲面特征的钻夹头参数化有限元模型；探讨和解决了钻夹头夹紧强度分析中夹爪与螺母接触分析参数的选择、约束边界和载荷处理、分析流程文件创建等关键技术问题。

Photosensitive area accounts for 30% of sensor element surface.

感光区域大约是感光元件表面的30%。

XPS and EDS were applied to analyze the element content of the surface and cites-section of the membranes.

并通过X射线光电子能谱和X射线能谱分析了膜表面和断面的元素含量。

Wear images of cutting tool was observed by SEM, and element distribution of tool surface was analyzed by EDS.

采用电子扫描显微镜观察刀具的磨损形貌，通过能谱分析分析磨损表面的元素分布，并对刀具的主要磨损机理进行了分析。

Based on definition of fouling resistance and the element analysis of the heating surface, alternative monitoring models are presented, which are more suitable for industrial application.

同时，基于污垢热阻的定义式及换热管的微元分析，研究了管侧污垢和壳侧污垢的监测原理，提出了更适合于工业现场应用的新的在线监测模型。

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。