 |
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| carbon dioxide content of atmospheric air | |||
| содержание углекислого газа в атмосфере: 3 phrases in 3 subjects |
| Construction | 1 |
| Makarov | 1 |
| Military | 1 |
|
| |||
| carbon dioxide content of atmospheric air | |||
| содержание углекислого газа в атмосфере: 3 phrases in 3 subjects |
| Construction | 1 |
| Makarov | 1 |
| Military | 1 |