 |
| |||
| Cobalt-60-Perle n (pearl); Co-60-Perle m (pearl); ⁶⁰Co-Perle (pearl) | |||
| Kobalt-60-Perle n (pearl) | |||
| Co-60 bead: 5 短语, 2 学科 |
| Радиоактивное излучение | 3 |
| 核物理 | 2 |
|
| |||
| Cobalt-60-Perle n (pearl); Co-60-Perle m (pearl); ⁶⁰Co-Perle (pearl) | |||
| Kobalt-60-Perle n (pearl) | |||
| Co-60 bead: 5 短语, 2 学科 |
| Радиоактивное излучение | 3 |
| 核物理 | 2 |