单词 | gamma ray |
释义 | gamma ray gamma ray n.(名词)Electromagnetic radiation emitted by radioactive decay and having energies in a range from ten thousand (104) to ten million (10 7) electron volts. 伽马射线:辐射性衰变放出的电磁射线,并在1万(104)至一千万 (10 7)电子的范围内具有能量 |
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