On the base of analyzing the character and structure of the point, line, area symbols, a data structure of map symbol base which serves the symbolized output in digital mapping is put forward.

论述了在数字制图环境下地图输出的特点，在分析了地图上点、线、面符号特征和构造原理的基础上，提出了一种用于数字地图符号化输出的地图符号库数据结构。

youdao

Military Geographic Information System symbol is the base component of the MGIS, it's necessary to research the method of the MGIS symbol producing and controlling.

本文围绕MGIS符号的分类及其结构、生成方法和控制策略问题进行深入的分析、研究。

youdao

Now, the main methodology of AGD includes: numeric based method, symbol based method, rule base method and graph based method.

目前，几何自动推理的主要方法有：基于数值计算的方法、基于符号计算的方法、基于规则的方法和基于图论的方法。

youdao

These are a little like the Elemental zones from the previous games (that themselves will be returning in Swap Force) but they relate to the eight different Swap Force types signified by the symbol on the base of each figure.

FORBES: Move up http://i.forbesimg.com t Move down

The completed museum, which replaces old warehouses on what was once a working waterfront, has become Bilbao's dramatic symbol of renewal and bid for an updated economic and cultural base.

WSJ: New Guggenheim: Art and Architecture as One | By Ada Louise Huxtable

The symbol of the test-pilot school at Edwards Air Force Base in the Mojave desert, where Mr Armstrong spent years testing military jets, flying the X-15 at 4, 000mph to the very edge of the atmosphere, is a slide rule over a stylised aircraft.

ECONOMIST: Neil Armstrong