查询词典 ellipticity

According to the results, the contour of cross section is related to the relative radius of punch; the maximum equivalent plastic strain is an increasing function of it and the ellipticity is a decreasing function of it.

研究结果表明，成形件的横断面轮廓形状与相对凸模半径有关；最大塑性等效应变是相对凸模半径的递增函数；椭圆度随相对凸模半径的增加而减小。基於研究结果，本文给出了相对凸模半径的设计原则。

The influence of expanding-die diameter on the quality of finished products, such as the uniformity of deformation, the contour of a cross section and its ellipticity as well as the wall thickness of finished products, is discussed specially; a conception of relative radius of punch and the design criterion of it are given in this paper.

本文专门论述了机械扩径模具直径对成形品质的影响，提出了相对凸模半径的概念，系统分析了它对变形分布、成形件轮廓形状、椭圆度和壁厚的影响。

In contrast, the increases of the ellipticity of outgoing optical waves are obvious with the raise of Faraday rotation in non-fourfold-symmetry structures.

结果表明：在这些结构中，光波均被局域在中心缺陷处；同时，对于具有四重对称轴结构的材料，在其法拉第旋转角增加的同时，出射光波的椭圆率没有明显的增加；但对于不具有四重对称轴结构的材料，其法拉第旋转角增加的同时，出射光波的椭圆率也在增加。

In the theory part, based on the rate-equation theory of four-level system, the expressions of output power and slope efficiency under the conditions of near-threshold and deeply pumping have been given. The effects of space distribution variables(the position of focusing point, dimension of pumping light and laser light and ellipticity)on the output characteristics were also discussed.

在理论部分，首先从四能级系统的理论出发，得到了近阈值条件和强泵浦条件下的输出功率和斜效率的表达式，并详细讨论了泵光聚焦位置，泵浦光和振荡光的光斑大小、椭圆度等空间变量对输出特性的影响。

We derive the ellipticity and position angle of Abell 2199, and our result coincides remarkably with those in previous studies which are based on the data from a very small core region (～30) to a very large area (～5.5°).

将我们的结果与Rines等人研究的Abell 2199的引力内流区域X-ray群的空间分布椭率和方位角进行对比，发现这些星系团基本在同一条直线上，且空间分布方位角基本相同。

According to the requirement of precision diameter measurement of the single crystal silicon sphere, the principle and characteristics of the measuring system were presented, and mathematical models were established for calculating the ellipticity of concentric interference rings with different beam incident angles.

针对标准单晶硅球直径精密测量的需要，本文在介绍标准硅球直径测量系统原理并分析其光路特点的基础上，根据建立的数学模型，对激光束斜入射标准板时产生的椭圆干涉图像进行了分析，并对不同入射角度时干涉环中心点带来的直径测量误差进行了研究。

In the construction of a long distance pipeline with high pipe material hardness, thin pipe wall and big caliber ellipticity,general pipe external aligning devices are difficult to comply with quality standard.

随着长输管道的发展，大口径管道日益增多，大口径管道的管口椭圆度相对较大，其材质硬度高，因此组对施工的难度加大。

Grinding valve hole (1) research with Mainly to restore valve grinding hole geometry, eliminating valve hole taper and ellipticity.

研磨阀孔(1)研具研磨主要是恢复阀孔的几何尺寸，消除阀孔的锥度和椭圆度。

An Error Analysis of the Work Cylinder with Errors in Ellipticity and Prismatic Roundness when Located on a V-block ;2. The model of circular form based on V-block ,filter,hardware circuit and software flow are introduced.

在工序间检测的基础上，提出了轴承外圈圆度数字化测量系统方案，并在V形块定位的圆度模型推导、测量系统滤波分析、硬件电路和软件流程图方面做了介绍。

The decreasing of both negative and positive ellipticity by Cu〓 might result from the slight precipitation of haFGF.

Cu〓可能由于使haFGF产生聚集沉淀而使其圆二色谱有所变化。

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。