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伽马刀由哪些射线组成
更新时间: 2020-07-15 00:00:00  

伽马刀主要由伽马射线组成。

伽马射线,又称伽马粒子流,是原子核能级跃迁蜕变时释放出的射线,是波长短于0.2埃的电磁波。伽马射线有很强的穿透力,工业中可用来探伤或流水线的自动控制,伽马射线对细胞有杀伤力,医疗上用来治疗肿瘤。

关键词: 马刀 哪些 射线 组成

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