“apparent age”的概念、定义、翻译、参考文献-科学参考

单词	apparent age
释义	apparent age Encyclopedia 理学表观年龄释 apparent age表观年龄通过测量一个地质体一个或几个样品的放射性母体同位素和放射性衰变子体同位素，用放射性同位素衰变公式计算或等时线方法获得的该地质体年龄数值。
随便看	nondegenerate mapping non degenerate matrix non-degenerate matrix nondegenerate matrix nondegenerate net nondegenerate parallelotope non-degenerate perturbation theory non degenerate quadratic form non-degenerate quadratic form nondegenerate quadratic form non-degenerate quadratic space nondegenerate quadratic space nondegenerate quadric nondegenerate representation non degenerate semi bilinear form non-degenerate semi-bilinear form nondegenerate semi bilinear form non-degenerate semiconductor nondegenerate set nondegenerate simplex nondegenerate singular point nondegenerate state nondegenerate system nondegenerate type non degradation substance

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