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单词
beta decay
释义
beta decay
英
/ ?bi?t? d?ke? /
简明释义
beta衰变:一种由弱力控制的放射性核转变,其中一个核子(如中子)转变为另一种类型的核子(如质子),同时发射出一个电子和一个反中微子或一个正电子和一个中微子。
网络释义
1
?衰变
β
衰变
短语
1
beta decay
衰变 ; 贝塔衰变 ; 贝他衰变
2
double beta decay
双衰变 ; 双β
3
beta decay electron
粒子 ; 贝他衰变电子
双语例句
1
The radioactive displacement law of Fajans and Soddy was formulated to describe the products of alpha and
beta
decay
.
法扬斯和索迪的放射性位移定律被用来描述α和β衰变的产物。
2
These radionuclides undergo radioactive
decay
, by emitting harmful alpha particles,
beta
particles or gamma rays.
它们在衰变期间会放出对人体有害的粒子粒子或射线。
3
Its two most common isotopes are Technetium-98 and Technetium-99. Technetium-99 is synthetically produced by the
beta
decay
of Molybdenum-99.
它最常见的两种同位素是锝- 98和锝- 99。锝- 99是人工制造的,由钼- 99贝塔衰变得到。
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更新时间:2026/7/23 3:39:02