以上来源于: WordNet
A sphere cannot be represented on a flat plane without distortion, which means all map projections distort in one way or another.
球体在平面上不进行扭曲就无法表现出来，这意味着所有制图方式都会以某种方式出现扭曲。
The lunar map projections software is compiled.
编制了月球地图投影计算软件；
This method opens up new function and application range for common map projections. Systematical results and applications have been obtained.
该研究开拓了常用地图投影的功能和应用范围，获得了系统的理论结果和应用实例。
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