| 单词 | polonium-210 |
| 释义 | polonium-210 [pǝ`lō·nē·ǝm ¦tü`ten] NUCLEAR PHYSICS Radioactive isotope of polonium; mass 210, half-life 140 days, α-radiation; used to calibrate radiation counters, and in oil well logging and atomic batteries. Also known as radium F. |
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