| 词汇 | xi hyperon |
| 类别 | 英译汉、汉译英、英汉互译翻译词典 |
| 释义 | xi hyperon【化】 Ξ超子 xi hyperon xi hyperon n.(名词)Either of two subatomic particles in the baryon family, one neutral and one negatively charged, with masses of 2,573 and 2,585 times that of the electron and average lifetimes of 2.9 × 10&9{-10} and 1.6 × 10 &9{-10} second. Also called xi See table at subatomic particle ξ超子:重子类中的两种次原子粒中的任一种,一种中性的,另一种带负电的,质量为电子的2,573和2,585倍,平均存在时间为2.9×10&9{-10}和1.6×10 &9{-10}秒 也作 xi参见 subatomic particle |
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