也有点用吧？能估计个差不多。手算开方是真忘了。

来源: 24桥明月夜于 2025-06-07 11:06:58 [旧帖] [给我悄悄话] 本文已被阅读：次

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也有点用吧？能估计个差不多。 手算开方是真忘了。