查询词典 dimension theory

In this paper, the baroclinic pole in baroclinic theory is supposed to be membrane-element subjected to shearing stress and normal stress in plain section. With the help of truss model, it meets the equation of two-dimension stress, Moire's strain corresponding equation and double-axis intenerate strain-stress relationship of concrete. It describes the load-behavior and working property of reinforced concrete combined torsion members in the whole load-deformation process.

本文将斜压场理论中的斜压杆表达成在平面内承受剪应力和正应力的钢筋混凝土薄膜元，借助桁架模型，满足二维应力平衡条件、莫尔应变协调条件和混凝土的双轴软化本构关系，揭示钢筋混凝土复合受力构件在受力-变形全过程中受力行为和工作性能，为研究复合受扭构件的变形行为打下了坚实的基础。

The nonlinear optical properties of one-dimension nonsymmetrical D-π-A charge-transfer molecule VPDB in gas phase and different solvents have been studied on the base of time dependent density functional theory.

首先在密度泛函理论基础上优化了气相下该分子体系的几何结构；考虑溶剂效应时采用了极化连续模型，在密度泛函理论基础上采用极化连续模型优化了分子在不同溶剂中的几何结构。

For saturated soil,a membrane cell was designed to measure the effective diffusion coefficient.In this study,the theory of fractal dimension was also used to calculate the cell constant of bacteria and the tortuosity factor of soil membrane.

近年来国外学者对微生物在多孔介质中的物理迁移过程研究报道颇丰，主要关于微生物在土壤地下水体系中的扩散系数、吸附性质和微孔堵塞等方面[1-3]。

The relation between the movement parameters in the flow field of jig could be obtained by the Navier-stockes equation of fluid dynamics. The fluid in different jig structure dimension and shape could be calculated and diagrammed by use of calculate fluid mechanics and potential motion theory. The flow field and streamline of jig at different case are expressed vividly, which could provide rational basis for selecting and designing jig structure.

由流体运动的Naver-Stockes方程得到跳汰室内的流场运动参数间的关系，用势流理论对运动流场进行研究，通过计算流体力学方法对流体运动参数在结构不同的跳汰机的跳汰室内的流场进行了绘图，形象地把不同结构的跳汰室的流场、流线体现出来，可为合理选择跳汰机结构提供依据。

In a word, this is the reason why different dimension emerges in the process of literary theory study.

在文学理论生成的过程中，理论家视野中的研究对象既可能是单个的文学要素，也可能是各要素之间的相互关系。

With theory put forward to be compared, this one dimension is spent how to reflect in specific education after all, education wisdom needs more in how penetrating the inner world in the student.

和理论的提出相比，这一维度究竟如何在具体教学中体现，如何渗透在学生的精神世界中则更需要教学聪明。

Based on the theory of magneto-hydro dynamics and real welding conditions,a three-dimension united mathematical model of TIG welding arc and weld pool was established.

根据磁流体动力学理论以及焊接的实际情况，建立了三维TIG焊接电弧与熔池的统一数学模型，避免了对电弧以及熔池界面条件的假定，使得对焊接电弧与熔池行为的分析与实际情况更近了一步。

For the first time, the author put forward the tree image segmentation system based on features of fractional dimension and color after analyzing fractional theory applied in forestry and image processing application.

本文通过对国内外农药使用、植保机械和计算机视觉技术的发展现状的分析研究，提出将分形理论、计算机视觉技术和神经网络应用于树形的自动识别，以实现精确施药。

This paper introduces the theory,performance,characteristics and surveying process of three dimension laser scanning and mapping system,and discusses the application of this system in measuring crown volume,which regarding a tree crown as a combination of a great many circular truncated cones.

该文介绍了三维激光扫描系统的组成、工作原理及工作流程；探讨了应用三维激光扫描系统，通过扫描获取单株树木的三维空间点阵数据，将树冠近似为多个圆台体，求它们的体积之和来计算树冠体积的方法。

Then we apply this method and mean-field theory to study the stability of spinless fermions in one dimension at half filling to weak interactions.

在第三章中，介绍了基于泛函积分的重整化群方法，即对作用量进行重整化群变换，把快模积掉，保持自由场作用S_0不变。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。