In this paper, a core program package related for drawing pictures in micro computers with Oriented Geometry is presented to describe profile of machine parts in numerical control.

本文以有向几何为背景陈述一个微机绘图核心程序包，用它描写数控加工零件的平面外型轮廓，并在微机上绘制各种复杂的平面图形。

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This paper describes a distributed information processing system consisting mainly of a large number of single-chip micro-computers(MC)and a general control program.

本文描述的信息分布处理系统，主要由大量单片微型计算机（MC）及一总管程序构成。

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