椭圆体模型是空间引用系统定义的第一部分。
The ellipsoid model is the first part of a spatial reference system definition.
提出了空间椭圆插补的一种新方法。
A new method for the interpolation of space ellipse is introduced here.
首先用空间解析法建立了椭圆柱形物体的数学模型。
First, the elliptic cylinder mathematical model has been built by space analysis.
首先用空间解析法建立了椭圆柱形物体的数学模型。
First, the elliptic cylinder mathematical model has been built by space analysis.
应用推荐