圆

In order to improve high energy laser beam quality,with the combination of theory and experiment,the far field focusing characteristics of different serrate type apertures were studied and compared with those of circular apertures.

为了提高高能激光系统光束质量，采用理论和实验相结合方法，对圆孔光阑和齿形切趾光阑的远场聚焦特性进行了理论分析和实验验证，并与圆孔光阑的远场衍射作了比较。

A long stick with a concave attachment at one end for shoving disks in shuffleboard.

推铲一端带有凹头的长棒，用于在打圆盘游戏中推动圆盘

During the 1980s, cylinder lining in theory had a heated discussion, one side says drum lining the radius of the individual should be equivalent size theory, that is, the other side of the view that after the rubber lining drum drum diameter slightly smaller size that is, not, and so on.

在上世纪八不一年代，不曾差滚筒包衬在假想上举行功一场波动的辩论，一不圆说滚筒包衬后各自的半径答不不等即等径假想，另一不圆觉得滚筒包衬后橡皮滚筒直径不详小即不不等径假想。

Each edge of a simple graph G with the side length of P is weighed.

设P是一个圆的内接正N边形，圆的直径为1。

The number and distribution of the singular points of streamlines in the cross section of steady flow through a curved tube are discussed by using the method of topological structure analysis.

利用拓扑结构分析方法，分析了弯曲圆管内定常流在横截面上流线的奇点个数及分布规律，给出了二次流的漩涡数目由 2个变为 4个，流态结构发生分叉现象的理论判据·进而，利用Galerkin方法，得到了弯曲圆管内定常流的流函数和轴向速度的半解析表达式，给出了流态结构发生分叉现象的临界Dean数，所得结果与理论判则一

C Taking the short-fiber reinforced and inhomogeneity spreaded composite materials as engineering background, singular integal equations of plane problem of interaction between line inclusion and circular inclusion are deduced, and some particular cases are analysed.

以短纤维和颗粒弥散体复合材料为背景，导出了线夹杂与圆夹杂相互作用平面问题的奇异积分方程，并对一些特殊情形作了退化分析，建立了数值法，给出了圆夹杂和线夹杂两侧的界面应力及线夹杂端点的应力强度因子表达式，同时作了具体的数值计算。

The "RINGS OF UNITY - CIRCLES OF INCLUSION" are extensions of my recent sculptural series entitled "Sisyphean Circles".

方案《团结之圆——恒久的循环》是我最近的系列雕塑《恒久的圆》的延伸，其主题是基于希腊神话中关于科林斯王的故事。

Particles are tracked by computing the acceleration and motion equations of individual spherical particle within the computational domain in a Lagrangian way.

实验表明，圆湍射流切向不稳定性触发的蘑菇头状的二级流向涡将导致圆湍射流初级拟序涡环结构轴对称性质消失。

It is the outside circle of the external spline or the root circle of the internal spline.

它是外花键的外圆，和内花键的齿根圆。

It is the root circle of the external spline or the inside circle of the internal spline.

它是外花键的齿根圆，和内花键的内圆。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。