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单词
ore-lead age
释义
ore-lead age
ore-lead age
[
′ȯr ′led ‚āj
]
(geology)
An estimate of the age of the earth made by comparing the relative progress of the two radioactive decay schemes
235
U-
207
Pb and
238
U-
206
Pb.
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英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
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更新时间:2026/6/27 9:29:01