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单词 θ79644
释义
the world > matter > physics > atomic nucleus > nuclear fission > nuclear reactor > [noun] > using fast neutrons > fast neutron (1)
fast neutron1932

a neutron with relatively high kinetic energy, esp. one that has not been slowed down by the action of a moderator (moderator, n. 9) after being…

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更新时间:2025/3/2 0:50:19