矢量图形网格模型是实体的一种基本表示形式，特别对于描述具有复杂曲线曲面的实体可以说是一种最有效的表达方法。

Vector graph mesh model is a basic representation type of a body, particularly it is the most effective presentation method to representation complex body with curve and surface .

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在计算机图形学中，产生图象的一种方法，通过向用光标表示的“乌龟”发送一系列命令，使它在屏幕上转向、移动或移向某些点而形成图形。

In computer graphics, a method of creating images by sending instructions to a "turtle", represented by the screen cursor, to change direction, move specified distances or move to specified points.

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提出一种多维数据多元图图形基元和特征基元提取和表示的方法。

Then the graph primitives and feature primitives of multivariate graph is extracted.

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