| |||
| 放射性元素 | |||
| 放射性元素【核】; 放射性元件 | |||
| ★ 放射性元素 | |||
|
radioactive element : 12 phrases in 9 subjects |
| Chemistry | 1 |
| Earth sciences | 1 |
| Ecology | 1 |
| Electronics | 2 |
| General | 1 |
| Geophysics | 1 |
| Metallurgy | 1 |
| Nuclear physics | 1 |
| Technology | 3 |
| |||
| 放射性元素 | |||
| 放射性元素【核】; 放射性元件 | |||
| ★ 放射性元素 | |||
|
radioactive element : 12 phrases in 9 subjects |
| Chemistry | 1 |
| Earth sciences | 1 |
| Ecology | 1 |
| Electronics | 2 |
| General | 1 |
| Geophysics | 1 |
| Metallurgy | 1 |
| Nuclear physics | 1 |
| Technology | 3 |