| 单词 | Yttrium Isotopes |
| 释义 | Yttrium Isotopes《英文msh词典》Yttrium Isotopes [主题词] Yttrium Isotopes [入口词] Isotopes,Yttrium [中文释义] 钇同位素 [英文释义] Stable yttrium atoms that have the same atomic number as the element yttrium,but differ in atomic weight. Y-89 is the only naturally occurring stable isotope of yttrium. |
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