| |||
carbon dioxide level | |||
carbon dioxide content (in the soil air); CO₂ concentration (in the soil air) |
содержание углекислоты : 11 phrases in 7 subjects |
Aviation medicine | 1 |
Ecology | 1 |
Mechanic engineering | 1 |
Medical | 5 |
Nautical | 1 |
Refrigeration | 1 |
Technology | 1 |