单词 | native uranium |
释义 | native uranium [`nād·iv yǝ`rā·nē·ǝm] GEOCHEMISTRY Uranium as found in nature; a mixture of the fertile uranium-238 isotope (99.3%), the fissionable uranium-235 isotope (0.7%), and a minute percentage of other uranium isotopes. Also known as natural uranium; normal uranium. |
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