Radiometric Dating
美 [ˌreɪdioʊˈmetrɪk ˈdeɪtɪŋ]英 [ˌreɪdiəʊˈmetrɪk ˈdeɪtɪŋ]
- 网络放射性测年;放射性定年法;放射性定年;放射性元素测定方法;放射测年法;放射性测定年代法
Radiometric Dating-
On the ages of Jurassic and Cretaceous volcanic rocks by the radiometric dating
根据同位素年龄讨论侏罗、白垩纪火山岩系地层的时代
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Using radiometric dating methods , Sugden determined that the ash settled into the fissure after a volcanic eruption 8.1 million years ago .
用辐射测量鉴定年代的方法，萨格登测定那些灰烬是810万年前火山爆发后沉积在石缝中的。
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The age determinations made by way of radiometric dating in Dabie mountain area mainly utilize the potassium-argon ( K-Ar and 40Ar / 39Ar ) method and the uranium-lead ( V - Pb ) method .
大别山区同位素年龄资料主要有K&Ar及40Ar/39Ar法和V-Pb法。
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