查询词典 concentric circle

Based on the criteria of roundness error, the definition of the circumscribed circle and inscribed circle with the least roundness error was given. The solution to the circumscribed circle and inscribed circle with the least roundness error was proposed when they met with the criterion of obtuse triangle.

根据圆度误差评定的判别准则，给出具有最小误差的外接圆和内接圆的定义，并提出了解决具有最小误差的外接圆和内接圆满足钝角三角形准则时的误差评定方法。

BBS between the IM group and are mutually reinforcing relationship, BBS is a "loop group" convergence,"the circle", also formed a small "circle" small "circle" will do everything possible to become the largest "circle" The "high voice" characters.

IM群和BBS之间是相互促进的关系，BBS本身是"圈群"的聚合，大"圈子"里，又形成了小"圈子"，小"圈子"又会千方百计的成为这个大"圈子"的"高话语权"人物。

Circle the heart which moisten me of the way of sport circle circle of the circle my life.

圆圆的运动圆圆的道滋润我的心我的人生。

When we up-cast from a circle to a point, we do not change the state of the circle, When we up-cast from a circle to a point, we do not change the state of the circle

当我们从圆到点进行向上类型转换的时候，我们不会改变圆的状态，也就是说，虽然我们把一个圆的struct Circle结构看作是一个struct Point，我们却不改变其中的内容。

The core idea of the method is to reduce the Hough cumulative dimension of the circle detection based on classical Hough transform, and convert the threedimensional statistical parameter based on the traditional circle Hough transform to two-dimensional parametric statistics about the center of a circle and one-dimensional statistical parameter about the radius of a circle.

给出了一种基于Hough变换的同心圆检测方法，其核心思想是降低经典Hough变换圆检测中的Hough累积维数，将经典Hough变换圆检测时的三维参量统计，转变成基于弦中点的圆心和半径的参量统计。

Because Chinese elderships' circle is so complex, and there are not only many kind people in their circle, but also there are many maniacs in their circle. So it is not suitable for me to join in their circle in my present age and experience.

因为他们的工作圈子那么复杂，他们当中有不少好人，但也有疯子，所以那不是一个以我现在的年龄和阅历就可以涉足的圈子。

The first part is preface, on the basis of expounding the background, the purpose, the meaning and the thinking of the thesis study, briefly introduce the research achievements of domestic and international urban spatial structure; the second part is summary, expatiate on the connotation, component, research span and space type of urban spatial structure; The third part is theory foundation, mainly introduce the three classical models of city spatial structure in the west country (concentric circles mode, fan-shaped mode and multi-core mode) and the relative city development theories (growth pole theory, dot-axis theory, core-fringe theory, metropolis circle theory and city space evolution theory); The fourth part is general situations of study region; The fifth part is the analysis of Lanzhou city spatial structure evolution, along the historical venation Of city development, on the basis of analyzing industrial structure change, focus on and sumup the characteristics of spatial development and form, meanwhile, analyze factors which influences the spatial development; The sixth part is the analysis of Lanzhou city spatial development trend, put forward the development models of Lanzhou city spatial structure from three space aspects(the core city, the city, region) in the future, they are group gobbet structure, fingers structure, circle structure; The seventh part is to mainly put forward the development strategies for the different spatial structure models.

第一部分为前言，在阐明论文研究背景、目的及意义、思路的基础上，简要介绍了国内外城市空间结构相关研究成果；第二部分为概述，对城市空间结构的内涵、组成要素、研究尺度及其空间类型作以介绍；第三部分为理论基础，主要是对西方城市空间结构的3大经典模型(同心圆模式、扇形模式和多核心模式)以及与本研究相关的城市空间发展理论(增长极理论、点轴理论、核心——边缘理论、都市圈理论和城市空间演化理论)的介绍；第四部分为研究区概况，主要是对研究区域范围的界定及其社会经济发展概况介绍；第五部分是兰州城市空间结构演化分析，顺着兰州城市发展的历史脉络，在分析产业结构变动的基础上，着重对城市空间发展及其形态特征进行归纳总结，并分析了空间发展的主要影响因素；第六部分是兰州城市空间发展趋势分析，从中心城市、市域、区域3个空间层面上提出未来兰州城市空间结构的不同模式，即组团结构、指状结构、圈层结构；第七部分是城市空间发展策略，针对不同的城市空间发展模式提出一些对策建议。

Part 1: Correlation of aortic distensibility with concentric remodeling of left ventricle in patients with primary hypertensionObjectives: To explore the changes of aortic distensibility and its influencing factors and its relation with the concentric remodeling of left ventricle in patients with primary hypertension.

第一部分：高血压病患者主动脉扩张性改变与左室向心性重构关系探讨目的：通过观察高血压病患者主动脉扩张性的改变及其相关因素，探讨其主动脉扩张性改变与左室肥厚和向心性重构之间的关系。

Such as the magnetic track is divided into a number of concentric circles, concentric circles in each of the tracks on It seems there have been numerous arbitrary array of small magnets, they were 0 and 1 representing the state.

这些磁粉被划分成称为磁道的若干个同心圆，在每个同心圆的磁道上就好像有无数的任意排列的小磁铁，它们分别代表着0和1的状态。

Support has been provided for that annulus fluid instances were numerical simulated with PHOENICS, PHOENICS is used to set up a numerical model of power-law fluid in a concentric annulus flow, by comparing the numerical simulation results for the axis velocity of the power-law fluid in a concentric annulus flow with two dimensional PIV experimental results.

为应用PHOENICS数值模拟环空管道内其它流体情况提供借鉴，利用PHOENICS建立幂律流体环空流动的数值模型，将同心环空幂律流体轴向速度数值模拟结果与二维PIV实验结果对比。

So it was last week in Selma , alabama.

上星期在亚拉巴马州塞尔马市发生的事件也是这样一个转折点。

The group also spearheads various social programs in China.

该组织还带头参与中国的各种社会活动。