查询词典 spherical

A simple and efficient compact fourth-order Poisson solver in cylindrical and spherical coordinates is presented.

在这篇论文里，将会介绍三维 Poisson 方程在圆柱及球座标下简单且有效率的四阶紧致解法。

The use of spherical coordinates brings new certain difficuhy of numerical simulation, since partial differential equations might possess singularity at the center of ball.

然而，球面坐标的引入也给我们带来了新的困难，特别是偏微分方程在球的中心处会出现形式上的奇异性。

Heat transfer ; hyperthermia ; percutaneous injection therapy ; porous medium ; spherical coordinates.

热传递；热疗；经皮注射疗法；多孔介质；球坐标

Then the Cartesian coordinates was converted to spherical coordinates in which the watermark was embedded.

先将3D物体模型转换到仿射不变空间，然后把顶点坐标转换到球面坐标，利用球面坐标来嵌入水印。

By partitioning the protein space in spherical polar coordinates, the space density of the main elements in protein molecules could be obtained easily and quickly.

实验结果表明，该方法可作为各种结构蛋白质相似性比较的辅助手段，不仅能较好地反映蛋白质分子的空间结构特征，而且还有令人满意的时间复杂性，对大分子的相似性比较及进一步分类将有重要意义。

In spherical polar coordinates we get surfaces with the familiar figure eight cross section; again, these are graphs and not orbital shapes.

猛枷撸0得到熟知的8字形截面；再说一遍，这是图线而不是轨道形状。

Finally, based on the geometric model and arithmetic for the coordinates of spherical circular hole series, this paper demonstrates how to convert the planar measuring and calculating results to three-dimensional measuring results, and exhaustive experiment results validate the precision this measurement could achieve.

最后建立了球面孔系坐标的几何模型及算法，实现二维测量到三维测量的转换，并以详尽的实验结果对本测量系统所能达到的精度进行验证。

Through constructing the function between the radius of a sphere and its auxiliary variables, the radius can be obtained if one of the coordinates of each spherical point is measurable and the other two are constant and unknown.

当球面点的坐标分量之一已知，而另外两个分量固定不变但未知时，通过建立球半径与辅助变量之间的关系，可达到测量球半径的目的。

In order to understand the dynamic mechanism of the upwelling phenomenon,we used a three-dimension high resolution turbulent closure circulation model in spherical coordinates based on the modified ECOM_si model to study this upwelling.

为了解该上升流的动力机制，作者利用基于ECOM_si建立的一个水平球面坐标系的高分辨率湍流闭合的三维环流数值模式研究该上升流现象。

The main conclusions are as follows.(1) In Cartesian coordinates no catastrophe occurs in the magnetic flux rope system embedded in closed background fields, whereas in spherical coordinates, the system exhibits a catastrophic behavior.

主要结论如下：（1）在直角坐标下，闭合背景场中的磁绳系统不会发生災变；在球坐标下，日冕磁绳系统存在灾变现象。

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。