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看板trans_math作者 (waiting for you￾  ￾)時間20年前 (2006/01/01 18:44), 編輯推噓2(2推 0噓 1→)
留言3則, 2人參與, 最新討論串1/1
A Cro-Magnon cave painting at Lascaux, France, is approximately 15000 years old. Approximately what ratio of 14C to 12C would you expect to find in a fossil found in the same cabe as the painting? -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 140.135.252.68
推
01/01 21:44, , 1F
看不懂 = = 被英文打敗
01/01 21:44, 1F
推
01/08 03:18, , 2F
C14鑑定?
01/08 03:18, 2F
→
01/08 03:20, , 3F
關鍵在"15000"年以前，是吧?
01/08 03:20, 3F
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