《几何原本》（欧几里得几何）在中国传播了平面几何的知识。
The "Elements" (of Euclides Geometry) spreads the knowledge of plane geometry in China.
Geometry描述扁平(比如欧几里得)平面上的位置，并可用来判定诸如多边形形状和面积之类的信息。
Geometry describes locations on a flat (i.e. Euclidean) plane, and can be used to determine information such as the shape and area of a polygon.
基于平面欧几里得图和抽象胞腔复形理论，提出了街道网矢量数据的渐进式表达模型。
A progressive representation model for street networks of vector data was presented based on the theory of plane Euclidean graph and abstract complex cell.
基于平面欧几里得图和抽象胞腔复形理论，提出了街道网矢量数据的渐进式表达模型。
A progressive representation model for street networks of vector data was presented based on the theory of plane Euclidean graph and abstract complex cell.
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