spherical coordinates
英 [ˈsferɪkl kəʊˈɔːdɪneɪts]
美 [ˈsferɪkl koʊˈɔːrdɪneɪts]
网络 球坐标; 球面坐标; 球坐标系; 球面坐标系; 球面座标
双语例句
- We have rectangular coordinates, we have cylindrical coordinates and we have spherical coordinates.
我们有直角坐标系，有柱坐标系和球坐标系。 - OK, so note how the equation of this horizontal plane in spherical coordinates has become a little bit weird.
球坐标下的平面方程，看上去有点诡异。 - That will give you a good idea of what kinds of things we've seen in spherical coordinates.
这将会给你一些，关于我们已经在球坐标中学过的东西的好的想法。 - Well, we have to figure out how to set up our triple integral in spherical coordinates.
先看看怎么，在球坐标中建立三重积分。 - And, of course, you will actually do that in spherical coordinates because it is easier that way.
当然也可以在球坐标中计算，而且那么做更简单。 - And, I mean, there's a fairly small list of kinds of surfaces that we've seen how to set up in spherical coordinates.
我们已经知道，一部分曲面是如何建立球坐标的。 - Now, there's also spherical coordinates.
现在，考虑球坐标。 - So, one is, these are called spherical coordinates because if you fix the value of rho, then you are moving on a sphere centered at the origin.
首先它叫球坐标系的原因是，如果你固定了ρ，通过移动这条半径就能得到一个球面。 - So, it's much better to set up these integrals in spherical coordinates.
所以球坐标的优势就显现出来了。 - So, in fact, it simplifies quite a bit if you do it in spherical coordinates.
事实上用球坐标，简化了式子。 - And, now we have to learn about spherical coordinates, which you will see are a lot of fun.
今天我们来学习下球坐标，这是个很有意思的东西。 - So, if you are asked to find the average distance from the origin, spherical coordinates can be interesting.
如果你想求到中心的平均距离，球坐标还是不错的。 - And, you switch it into spherical coordinates.
将这个方程转换到球坐标形式。 - Spherical coordinates are a way of describing points in space in terms of three variables.
球坐标是一种用三个变量，表示空间中点的位置的方法。 - But let's do it in spherical coordinates because that's the topic of today.
但我们用球坐标来做，因为这才是今天的主题。 - There we want to think a tiny bit about spherical coordinates again.
我们需要再次考虑球坐标。 - But since spherical coordinates we have actually learned about something much more interesting, namely spherical coordinates.
但我们已经学习了更有意思的东西，即球坐标。 - Well, spherical coordinates become appealing because the function you are averaging is just rho while in other coordinate systems it's a more complicated function.
球坐标是很有吸引力的，因为平均距离就是坐标ρ的均值，在其他坐标系中看，函数就很复杂了。 - Now, it is OK to think of them as spherical coordinates, but I would like to encourage you not to think of them as spherical coordinates.
那么现在可以在球坐标上考虑了，但是我希望大家，不要把它们看做球坐标。 - Ballistic Missile Tracking Algorithm with Anti-Jamming Capability in Spherical Coordinates
球坐标系下具有抗干扰能力的弹道导弹跟踪算法 - So now we're going to triple integrals in spherical coordinates.
现在，在球坐标中进行三重积分。 - OK, let's see, who had seen spherical coordinates before just to see?
我看看，谁曾经学过球坐标么？ - One is applicable to the rectangular coordinates, and the other to the spherical coordinates.
其中一个适用于直角坐标，一个适用于球面坐标。 - And this guy rho, well, it is not the same rho as in spherical coordinates because physicists somehow pretended they used that letter first.
这个ρ，不同于极坐标系中的ρ，物理学家宣称，是他们先引入这个符号的。 - And, the surface element on a sphere, so, see, it's very closely related to the volume element of spherical coordinates except you don't have a rho anymore.
对于一个球体上的面积元，如果没有ρ的话，它看起来和体积元非常相似。 - And now, we're going to try to find the volume of that spherical cap again but using spherical coordinates instead.
现在来求下被切出的球冠的体积，我们用球坐标来求。 - Be compared with Modified Spherical Coordinates tracking and Extend Kalman filter, it is proved to be high performance.
并且通过仿真实验与目前红外目标跟踪时使用的MSC修正球面坐标目标跟踪和扩展Kalman滤波（EKF）的性能进行了比较； - By using the primitive equations of motion in spherical coordinates, free oscillations of the atmosphere are discussed.
利用球坐标中的原始运动方程组，讨论了大气的自由振动问题。 - This method is applied to a manipulator with spherical coordinates.
并将此方法应用到三自由度球坐标机械手上。 - The interesting pattern characteristics of electromagnetic ( EM) missiles in spherical coordinates is investigated for the first time.
首次在球坐标系统下研究了电磁导弹有趣的波瓣特性。研究表明：当天线口径、距离一定时，电磁导弹的波瓣随波形参量减小而变窄；