stable isotope

常见例句

双语例句

• What is the lightest element on Earth, with no stable isotope?
  地球上没有稳定同位素的最轻的物质是什么？
• The highest known magic number for neutrons alone is 126. Lead, with 82 protons and 126 neutrons, is thus “doubly magic” and the heaviest stable isotope in the periodic table.
  目前已知的最大中子数是126，82个质子和126个中子组成了元素周期表中最重最稳定的同位素。
• Although the easier ionization of radon leads one to expect the most extensive chemistry for that element, the high instability of even the most stable isotope has severely limited studies of it.
  氡容易离子化，这让人期望，该元素有最广泛的化学反应，但是，这个元素最稳定的同位素也极不稳定，这使氡的研究受到了严重的约束。

权威例句

• The uranium in the cake is almost entirely the stable isotope uranium 238.
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