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- polar coordinates transformation 极坐标变换
- polar coordinates transform 极坐标变换
- We carry out a transformation to spherical polar coordinates. 我们变换成球极坐标。
- Velocity and Acceleration in Polar Coordinates; More Examples Using Newton's Laws. Laws极坐标系中的速度与加速度。利用牛顿定律得几个例子。
- In cartesian coordinates, segments of straight line are used to fit a given curve and in polar coordinates segments of Archimedes helix are used. 提出了在直角坐标系中用多段直线拟合曲线的方法,在极坐标系中用多段阿基米德螺线拟合曲线的方法。
- The unitary iris image is carried out through the transformation from Cartesian coordinates to polar coordinates. 然后采用极坐标转换对虹膜图像进行归一化。
- The measurement equation is linear in polar coordinates but is nonlinear in cartesian coordinates. 量测方程在极坐标中是线性的,但在笛卡儿坐标系中却是非线性的。
- In a PPI, the radar echo signals are shown in plan for with the range and azimuth angle displayed as polar coordinates. 在生产者价格指数，雷达回波信号显示与范围和方位角的极坐标显示在计划。
- The candidate points for the contour are collocated by transforming the snake into polar coordinates. 通过把蛇模型转化到极坐标中，使轮廓的候选点得以更有序的排列。
- With examples,this article attempts to explain the method of polar coordinates and its application in conic. 结合实例，阐述了极坐标法在圆锥曲线中的运用.
- Results show that the model is robust to local minima and the location of origin of the polar coordinates. 结果表明，所提出的算法对极坐标中极点的位置不是很敏感。
- The conventional linear and circular interpolation in Cartesian (rectangular) coordinates were supplemented by polar coordinates and helical interpolation. 传统的笛卡尔的线形和环形内插法结合被极坐标和螺旋插补所补充。
- A kind of ordinary difference equation that can be transferred to Euler equation, often appears in polar coordinates solution of elastic problems. 在弹性力学问题的极坐标解答中,经常会遇到一类可转化为欧拉方程的常微分方程。
- In many practical applications, the position of a target is usually found in polar coordinates or sphere coordinates, not in Cartesian coordinates. 在许多实际情况中,目标测量值通常在极坐标或球坐标中得到,而不是在笛卡尔坐标中得到。
- The control equation of stress wave propagation in timbers is given in cylindrical polar coordinates,and the governing equations of the three comp... 用云杉作为一个实例;分析了其弹性常数;讨论了在对称和非对称情况下应力波的传播情况.
- There are two kinds of coordinates, Cartesian coordinates and polar coordinates, with which spatial issues are analyzed and calculated. 分析和计算的空间问题,一般可采用两类坐标系:笛卡儿直角坐标系和极坐标系。
- In this paper, the design and study of the polar coordinates processing system for straight generatrix surface with WEDM are presented. 本文介绍了电火花线切割加工空间复杂直纹曲面的极坐标加工系统的设计与应用研究。
- First, a control mesh constructed with triangles was built up;then a barycentric coordinates transform from graphic area was adopted to realize image coordinates transform. 本文首次对其断层图像的规整化进行了尝试：建立其三角形控制网格，采用图形领域的重心坐标变换方法，对其进行图像位置变换。
- This article was to offer the necessary condition and appliction of differentiable Complex Function in polar coordinates system. 摘要给出极坐标形式的复变函数的可微性充要条件的证明及其重要应用。
- If we graph ??in spherical polar coordinates we get surfaces with the familiar figure eight cross section; again, these are graphs and not orbital shapes. 如果我们在球极坐标中作?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。
