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polar coordinate

/ˈpəʊlər kəʊˈɔːdɪnət/

翻译: 一种二维坐标系,平面上每个点的位置由该点到极点(原点)的距离和从极轴(参考方向)量起的角度来确定。

1 个条目

phrase

/ˈpəʊlər kəʊˈɔːdɪnət/C1formalscientific
  • zh一种二维坐标系,平面上每个点的位置由该点到极点(原点)的距离和从极轴(参考方向)量起的角度来确定。

A system of coordinates in which each point on a plane is determined by a distance from a reference point (the pole) and an angle from a reference direction (the polar axis).

  1. C1formal

    A two-dimensional coordinate system where each point is determined by a distance from a reference point (the pole) and an angle from a reference direction.

    zh极坐标系

    • In polar coordinates, the point (3, 45°) is located 3 units from the origin at a 45-degree angle.
    • The equation of a circle is simpler in polar coordinates than in Cartesian coordinates.
    • Engineers often use polar coordinates to describe the position of a rotating object.