 |
| |||
| gamma radiation; gamma rays | |||
| rayos gamma: 23 phrases in 13 subjects |
| Chemistry | 2 |
| Coal | 1 |
| Communications | 1 |
| Earth sciences | 5 |
| Electronics | 1 |
| General | 3 |
| Measuring instruments | 1 |
| Medical | 2 |
| Metallurgy | 1 |
| Natural sciences | 1 |
| Nuclear and fusion power | 2 |
| Technology | 2 |
| United Nations | 1 |