查询词典 calculating element

In the past, there exists difficulty for calculating nearly singular integrals arising from boundary element analysis of the problems of thin body. However, by now, the difficulty of nearly singular integrals has been resolved by analytical integral algorithm, which has been put into uses in analyzing the conventional structures and thin body structures in the potential problems.

过去边界元法求解薄体结构存在着几乎奇异积分的困难，目前几乎奇异积分问题已得到成功解决，解析积分算法也已成功应用于分析二维位势问题常规结构和薄体结构。

Base on summarizing the development state of assembly skew hollow slab bridge, the research content of this dissertation has been determined. Taking Tuan Shan River Bridge, in Hubei province, China, as an example, the finite element method of space slab shell programmed in Ansys Parameter Design Language is adopted to analyze the elastic properties. By calculating the internal force influence surface of assembly skew hollow slab bridge, the internal force-controlling section is attained.

本文在对装配式斜交空心板桥的发展现状进行了详尽的综述后，确定了本文的研究内容，以团山河大桥为工程背景，采用ANSYS提供的参数化语言APDL，用空间板壳有限元法，对装配式斜交空心板桥弹性阶段的受力特性进行全面分析，计算了装配式斜交空心板桥的内力影响面，得到内力控制截面。

It will consume lots of CPU time and hard disk space of computer in calculating the ultimate torsional moment of a hull girder by using FEM, especially for the complex structure. The ultimate torsional moment of box thin-walled beam is analyzed by using finite element method. The influences of different characteristic parameters on the ultimate torsional strength are extensively studied.

在船体梁扭转极限承载能力的有限元计算中，对於比较大而且形状复杂的结构，需要采用足够多的单元数来模拟其真实的破坏模态，因而会耗费大量的CPU计算时间和硬盘空间，并且往往因为单元数太多而使数值计算变得不现实。

To make use of finite element method, the field of electromagnetic wave propagating in trapezium tunnel was studied. The attenuation rate and its numerical analysis were deduced on the foundation of tiny-intervene method and the calculating program was also compiled.

应用有限元方法研究了梯形隧道中的波导场问题，并以微扰法为基础推导了波模衰减率的计算公式，编制了计算程序。

This dissertation applies 3-D finite element theory to development of the shape functions and stiffness matrixes of the triangular prism isoparameter elements (6 to 15 nodes). A calculating method for Gaussian integral in triangular prism is presented.

本文应用三维有限元理论，构造了一类五面体6～15节点单元的形函数，提出了在五面体单元内的Gauss积分处理方法，建立了相应的单元刚度矩阵，将其与六面体8～21节点单元结合，可用于计算焊接钢结构的应力场。

The calculation based on the quasi conforming element method is the exact solution of generalized compatibility equations and satisfies the weak continuity requirement naturally,and in the calculation,which does not need satisfy stress equilibrium conditions,the calculating process of the matrix's inverse is simplified.

拟协调元不需要应力满足平衡条件，简化了矩阵求逆计算，容易得出应变的离散精度，因此可以解决常规有限元难以适应的领域，对计算力学发展起着重要的作用。

If you had been done, calculating you is you are discharged in popular keyword domain the first, also won't by K, artificial of course element wants antiforeign.

假如你做好以上说的几点，就算你是你在热门的要害词领域排到第一，也不会被K，当然人工因素要排外了。

Based on the geometric deformation, finite element and false structure methods,this paper analyses and deduces the calculating method for the critical strength of the strut -type axile pressure members.

本文利用几何变形协调、有限元和其轭法对具有撑杆轴压构件屈曲的数值计算方法进行了理论分析和推导。所建立的计算方法概念清楚，使用方便，这为进一步进行撑杆式预应力钢管混凝土轴压构件屈曲分析建立了理论依据

A coupled viscous/inviscid method for calculating multi-element airfoil flows is developed, which gives better accuracy and convergence.

采用基于流线网格的欧拉/附面层耦合求解的方法，形成了一种求解多段翼型等复杂流动问题的数值计算方法。

With Yangtze delta tidal flat as an example, through the analysis on the magnetic characteristics of tidal flat sediment and the study on the space distribution of heavy metal elements, this thesis discussed the impact to Shanghai sea bank brought by heavy intensity development, and the interrelation between sediment power effect and heavy metal pollution space distribution. Utilizing the advantage of artificial intelligence neural network, in conjunction with environmental chemical analysis, from the angle of view of sediment magnetic characteristics, it analyzed the connection mechanism between magnetic mines and heavy metal element within tidal sediments, and built a quantitative magnetical diagnosis model, in attempt to calculating the tidal heavy metal pollution status from the magnetic measurement data of sediments and assess it's impact to the environment.

中文题名长江口潮滩重金属污染的磁诊断模型研究副题名外文题名论文作者许羽导师俞立中教授学科专业自然地理学研究领域\研究方向资源与环境信息系统学位级别博士学位授予单位华东师范大学学位授予日期2001 论文页码总数111页关键词长江口潮滩沉积物环境磁学重金属污染馆藏号BSLW /2001 /X145 /11 本文以长江口南岸潮滩为例，通过对潮滩沉积物磁性特征的分析、重金属元素空间分布的研究，探讨了上海滨岸带高强度开发对潮滩环境质量的影响，以及沉积动力作用与重金属污染空间分布格局的联系。

There are two types of gold deposits in this area, namely altered rock type and quartz vein type.

本区金矿床包括两种类型：柴胡栏子金矿床为蚀变岩型金矿；莲花山和红花沟金矿床属石英脉型。

You were home and it was two weeks ago.

你回到了家里。当时是两周前。