polygon support 中文意思是什麼
polygon support
解釋
多邊形支架-
A simple example is given to support the theory. object - oriented technique is widely used in gis data modeling. point - object class, line - object class, time class, polygon - object class and complex - object class are extracted from geo - objects, which combines with spatio - temporal topology forms an object - oriented gis spatio - temporal data model
運用面向對象的分析技術,對gis中點、線、面基本對象類和復雜對象類的分析與描述,結合時空拓撲的描述,總結出了一個面向對象的gis時空數據模型,體現了面向對象理論在gis時空數據建模中的思想。
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