地质符号的计算机图形学定义  

COMPUTER GRAPHICAL DEFINITION OF GEOLOGICAL SYMBOLS

作　　者：萨贤春[1] 

机构地区：[1]煤炭科学研究总院西安分院

出　　处：《物探化探计算技术》1997年第1期90-96,共7页Computing Techniques For Geophysical and Geochemical Exploration

摘　　要：地质符号一般均有其特定的图形特征和表示意义，用以表达地质制图中所涉及的具体或抽象的地质对象。本文对地质符号（尤其是岩性符号）的有关计算机图形学方法进行了分析和比较。Geological symbols generally have the specific graphical features and geological significances and can be used to present some concrete or abstract objects in geological drawing. This paper analyzes and compares the computer graphical methods representing geological symbols ( especially lithotype notations ) with each other, and presents a new comprehensive method-graphical element composition method and its classified code scheme for the computer graphical definition of geological symbols based on analyzing various geological symbols.

关 键 词：计算机图形学 地质符号 图元组合 地质图 

分 类 号：P623.6[天文地球—地质矿产勘探]