The problem of potential flows in an elliptical area with a circular central hole was solved by the substitution of similar flows in this paper.
本文利用相似流动替换方法，解决了中心有圆孔的椭圆形区域内的位势流动问题；采用分区域解法，给出了中心有椭圆孔的椭圆形区域内位势流动问题的解析通解。
The general analytic solution for the potential flow in an elliptical area with a coaxial elliptical hole was found by combining similar flow substitution and flow area division.
采用分区域解法，给出了中心有椭圆孔的椭圆形区域内位势流动问题的解析通解。
Download this brushed metal texture and select Elliptical Marquee Tool to select the circle area.
下载这个拉丝金属质感，并选择椭圆选框工具，选择圆的面积。
Instead of traditional rectangles, a standard elliptical template was designed to get face area of input images.
它利用一个标准的椭圆模板，代替传统的矩形模板以截取主要的人脸区域。
A method of area target's raw data simulation of spaceborne SAR based on elliptical orbit is presented.
提出了一种基于椭圆轨道的星载sar面目标原始数据模拟的方法。
The thickness of uie elliptical heads at the both ends of the reaction tank was seriously reduced in the transition area of the small arc by improper processing.
一台反应釜两端所采用的椭圆封头因加工工艺不当，封头壁厚在小圆弧的过渡段出现严重减薄。
Instead of using point sampling, elliptical filtering USES an area (an ellipse) to perform an image lookup.
替代了点采样，椭圆形过滤使用一个椭圆形区域来执行图像检查。
For the same ratio of two stress components, the resistance to liquefaction of saturated sand decreased with the increasing area of the elliptical stress path.
当轴向应力与剪应力幅值的比值保持不变时，砂土液化强度随着椭圆面积的增大而降低。
It was shown that the resistance to liquefaction of saturated sand was considerably related with both the area of elliptical stress path and the ratio of the two stress components.
试验结果表明砂土在双向耦合荷载作用下，其液化强度与加载椭圆路径的面积和两个荷载分量比值密切相关。
It shows in experiments that the contact area between the wire and the pad has possesses long elliptical shape, and the welded area was periphery of the contact area.
实验显示，金线和焊接平台的接触界面为长椭圆形状，其中焊接部位发生在接触界面的周边。
It shows in experiments that the contact area between the wire and the pad has possesses long elliptical shape, and the welded area was periphery of the contact area.
实验显示，金线和焊接平台的接触界面为长椭圆形状，其中焊接部位发生在接触界面的周边。
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