片语
radiogenic isotope放射成因同位素
radiogenic nuclideA radiogenic nuclide is a nuclide that is produced by a process of radioactive decay. It may itself be radioactive, or stable.
radiogenic sr放射成因锶
radiogenic material放射生成物
radiogenic element放射性元素
radiogenic origin放射成因
radiogenic helium放射成因氦
radiogenic isotopes放射性同位素
radiogenic dating放射性测定年代