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%rubidium-strontium dating%
ลองค้นหาคำในรูปแบบอื่น: rubidium-strontium dating, -rubidium-strontium dating- WordNet (3.0) WordNet (3.0)
(n) geological dating based on the proportions of radioactive rubidium into its decay product strontium; radioactive rubidium has a half-life of 47, 000, 000, 000 years
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