 |
| |||
| способы дегазации | |||
| decontamination methods: 5 phrases in 3 subjects |
| Ecology | 1 |
| Nuclear physics | 1 |
| Weapons of mass destruction | 3 |
|
| |||
| способы дегазации | |||
| decontamination methods: 5 phrases in 3 subjects |
| Ecology | 1 |
| Nuclear physics | 1 |
| Weapons of mass destruction | 3 |