This paper analyses the geometrical character of curve of edge of form milling cutter, and infers the mathematical equations of curve, The center coordinates of conical button-shaped are evaluated.

本文分析了成型铣刀刀刃曲线的几何性质，推导出它的数学方程，求取铣刀上圆盘刀片中心坐标，为成型铣刀的计算机辅助设计奠定了理论基础。

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In this case, a reference value is represented by a relative distance among coordinates of four edges of a character image.

这里所说的基准值，用字符图像的四端坐标的相对距离来表示。

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So, for instance, in "World of Warcraft, " the coordinates of your character are part of the state that your machine controls.

FORBES: Magazine Article

If you find out where those coordinates are stored, you can change them, and your character will teleport around the world.

FORBES: Magazine Article