“radium age”的概念、定义、翻译、参考文献-科学参考

单词	radium age
释义	radium age [`rād·ē·ǝm ´āj] ^NUCLEONICS The age of a mineral as calculated from the numbers of radium atoms present originally, now, and when equilibrium is established with ionium.
随便看	semi-interquartile range semi-invariants semikilled steel semilate semilethal gene semilive skid semilogarithmic coordinate paper semilunar cartilage semilunar ganglion semilunar valve semimagnetic controller semimajor axis semimat semimember semimembranosus semimetal semimetric semimicroanalysis semiminor axis semimobile artillery semimonocoque seminal bursa seminal fluid seminal fructose seminal groove

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