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下面引用由尚九天在 2009/01/31 08:30pm 发表的内容: crank 举出的实例比这小得多。
下面引用由志明在 2009/01/31 09:34pm 发表的内容: (1/2×2/3)÷(1/2×1/3 )=2 (1/2×4/5×6/7×10/11×12/13×16/17)÷(1/2×3/5×5/7×9/11×11/13×15/17)=46080/170170÷22275/170170=2.06868 2.06868÷2=103.43% (1/2×4/5×6/7×10/11×12/13)÷ ...
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