地球椭球又称“地球椭圆体”。代表地球大小和形状的数学曲面。一般采用旋转椭球。
...系；地球椭球；地理空间；制图区域；制图物体；地图符号 [gap=7195]Key words: geocentric coordinate system; earth ellipsoid; geographical space; cartographic area; cartographic body; cartographic symbol ...
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地球椭球体 Ellipsoid ; [天] [测] earth ellipsoid ; Earth spheroid ; spheroid of earth
平均地球椭球 [测] mean earth ellipsoid
地球椭球面 Earth spherop
地球椭球参数 [测] [天] earth ellipsoid parameter
平均地球椭球体 mean earth ellipsoid
增强地球椭球地理编码 Enhanced Elliposid Correction
均匀地球椭球 mean earth ellipsoid
地球扁率地球椭率 flattening of the earth
提出了基于地球椭球参考平面的交叉定位模型。
A method of cross-locating based on ellipsoid model of globe is proposed.
推导出用三顶点的测地坐标计算地球椭球面上三角形面积的公式。
The formula for area of triangle on ellipsoid by means of geodesic coordinate is derived in this paper.
地球椭球体表面是曲面，而地图通常要绘制在平面图纸上，因此制图时首先要把曲面展为平面。
Earth is an ellipsoid and its surface is curved, but the maps are usually drawn to the floor plan on paper. So before drawing you must spread the curved surface surface to the plane first.
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