1847| 4
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[几何] 来自某教师群的三角形中$a+b\geqslant\sqrt{c^2+4h^2}$ |
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这名字我喜欢
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Author|
色k
Post time 2015-11-28 14:49
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Author|
色k
Post time 2015-11-28 14:53
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Author|
色k
Post time 2015-11-28 15:09
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这名字我喜欢
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Author|
色k
Post time 2015-11-28 15:51
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这名字我喜欢
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2025-3-6 17:36 GMT+8
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