AutoCAD中地质绘图符号单元的开发

Development of Symbolic Unit in Auto CAD for Geological Maps and Drawings

根据地质测绘专业的特点,从制图的角度出发,介绍了图形要素点、线、面的创建方法,并例举了建立诸如钻孔点符号,虚线、篱笆、栅栏、坎、断层、输油管道等单线符号,围墙、铁路、大车路等多线符号及稻田、菜地、粘土、石灰岩、玄武岩、花岗岩等面元符号的相关数据库方法。

According to the geological surveying and mapping specialty,introduced data base establishment of graphic elements of point,line and surface,and gave examples of dot symbols such as borehole position;single line symbols of dotted line,fence,barrier,bank,fault and pipe line,multi line symbols of wall,railway and cart track;surface element symbols of rice field,vegetable plot,clay,limestone,basalt and granite.