the stereographic projection

• 赤平极射投影

the stereographic projection的用法和样例：

例句

1. The stereographic projection must be supplemented by other constructions.
   赤平极射投影还要有其他的作图方法加以补充。
2. To describe those blocks and analyze their stabilities, the stereographic projection diagram method is developed and employed.
   为了准确地描述这些块体并进行稳定分析，提出赤平极射投影作图法。