https://yun.baidu.com/s/1geD2IJL

来源: freedom321 于 2019-10-08 22:18:38 [档案] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)

回答: 猜一猜祖冲之是怎样得到圆周率的近似值由泥中隐士于 2019-10-08 01:46:11

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