 |
| |||
| окислы азота | |||
| оксиды азота | |||
| oxides of nitrogen: 10 phrases in 8 subjects |
| Astronautics | 1 |
| Aviation | 1 |
| Ecology | 2 |
| Energy industry | 2 |
| General | 1 |
| Natural resourses and wildlife conservation | 1 |
| Polymers | 1 |
| Technology | 1 |
|
| |||
| окислы азота | |||
| оксиды азота | |||
| oxides of nitrogen: 10 phrases in 8 subjects |
| Astronautics | 1 |
| Aviation | 1 |
| Ecology | 2 |
| Energy industry | 2 |
| General | 1 |
| Natural resourses and wildlife conservation | 1 |
| Polymers | 1 |
| Technology | 1 |