网络释义专业释义英英释义
alpha particle bombardment 粒子轰击
alpha particle protection 粒子保护 ; 粒子掩护 ; 粒子维护
alpha particle model of nucleus 核的粒子模型 ; 核的
Alpha-Particle Sensitivity 阿尔发粒子敏感性
Alpha particle X-ray spectrometer 光谱仪 ; 射线光谱仪 ; 光光谱仪
alpha particle model 粒子模型
alpha particle dosimetry 粒子剂量测定法
alpha particle
- n. a positively charged particle that is the nucleus of the helium atom; emitted from natural or radioactive isotopes
以上来源于: WordNet
柯林斯英汉双解大词典
alpha particle
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1.
N a helium-4 nucleus, containing two neutrons and two protons, emitted during some radioactive transformations 阿尔法粒子
双语例句原声例句
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This is the analogy to the alpha particle.
这和阿尔法粒子类似。
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Upon gaining two electrons the alpha particle becomes a helium atom.
粒子获得两个电子之后就变成了氦原子。
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And there he was able to identify the alpha particle as the helium nucleus.
他证实了，阿尔法粒子就是氦核。
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And there he was able to identify the alpha particle as the helium nucleus.
他证实了,阿尔法粒子就是氦核。
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This is the analogy to the alpha particle.
这和阿尔法粒子类似。
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So basically he's trying to put some atoms in the way of the alpha particle.
把一些原子,放在alpha粒子的路径上。
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