针对船舶制图中图型的特点和计算机系统的能力，本文介绍了建立自动绘图程序的方法。
According to the characteristics of graphs in ship drafting and the capability of the computer system, this article introduces a method for creating automatic plotting program system.
计算机辅助绘图是滚动轴承CAD系统的重要组成部分，滚动轴承零部件的参数化绘图改变了传统的手工绘图方式并实现了自动绘图。
Computer aided drawing is an important part in bearing CAD system, parametric drawing of roller bearing changes the traditional manual drawing method and realizes automation of roller bearing drawing.
由CAD系统完成的设计工作包括几何模拟、工程分析、设计修改与评估、自动绘图。
The design related tasks performed by a CAD system are Geometricmodeling, Engineering analysis, design review and evaluation, Automated drafting.
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