单词 | fission fragment |
释义 | > as lemmasfission fragment fission fragment n. ΘΚΠ the world > matter > physics > atomic nucleus > nuclear fission > [noun] > splitting into fission products > fresh product fission fragment1950 1950 Amer. Speech 25 26 The process of fission has..created such phrases as..fission spectrum, fission yield, fission fragments. 1965 Gloss. Atomic Terms (H.M.S.O.) 25 Fission fragments, freshly produced fission products before they have been slowed down by nearby matter. < as lemmas |
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