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关注：1
2013-05-23 12:21
求翻译：in the early part of the 20th century,a mathematician worked out what the best angles and proportions were to produce the most brilliant diamonds. todqy,cutters use this knowledge to produce diamonds for which people pay enormous sums lf money.是什么意思？ 待解决
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- 离问题结束还有
in the early part of the 20th century,a mathematician worked out what the best angles and proportions were to produce the most brilliant diamonds. todqy,cutters use this knowledge to produce diamonds for which people pay enormous sums lf money.
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