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单词 potassium–argon
释义

potassium–argon

Chemistry
noun
(attributive) designating or relating to a method of isotopic dating based on measurement of the relative amounts in rock of potassium-40 and its decay product, argon-40.

Origin

1950s; earliest use found in Bulletin of the Geological Society of America.

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更新时间:2024/12/23 14:26:31