area symbol meaning in Chinese

面状符号

Since polygon fill algorithm is very important for the realization of area symbol , there are lots of analysis on it
多边形填充算法是实现面状符号的关键技术。
And different design methods are presented according to the difference of area symbols . result shows that the improvements perform well in practice
从实现结果分析及实现效果上看，本课题提出的算法是有效的。
In this paper , the author goes deep into the character and composition rule of point , line and area symbols , and the definition of map symbol base is brought forward
本文深入研究了点状符号、线状符号、面状符号的特点及构造原理，给出了地图符号库的定义。