释义 |
element 105n.(名词)- An artificially produced radioactive element with atomic number 105 whose isotopes have mass numbers of 260, 261, and 262, with half lives respectively of 1.6, 2, and 40 seconds.105号元素:用人工提取的放射性元素,它的原子序数是105,同位素的原子量是260,261和262,半衰期分别为1.6,2和40秒
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