 |
| |||
| урановый свинец; радиевый свинец; радий G (RaG, 206Pb) | |||
|
radium G : 3 phrases in 3 subjects |
| General | 1 |
| Medical | 1 |
| Soviet | 1 |
|
| |||
| урановый свинец; радиевый свинец; радий G (RaG, 206Pb) | |||
|
radium G : 3 phrases in 3 subjects |
| General | 1 |
| Medical | 1 |
| Soviet | 1 |