释义 |
sigma baryonn.(名词)- Any of three unstable subatomic particles in the baryon family, having a mass 2,328 to 2,343 times that of the electron and a positive, neutral, or negative electron charge.Σ重子:重子族中的三个不稳定亚原子粒子中的任何一个,具有比电子大2,328 至2,343倍的质量,以及一个正、中性或负电荷
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