| |||
carrier gas (для аквалангистов) | |||
breathing air | |||
breathing gas; respiratory gas; respired gas | |||
breathing mixture (heliox-mixture of helium and oxygen used by divers) | |||
diving gas; breathing mixture |
дыхательная смесь: 24 phrases in 9 subjects |
Astronautics | 4 |
Caspian | 1 |
General | 1 |
Jargon | 1 |
Medical | 5 |
Medical appliances | 4 |
Nautical | 2 |
Physiology | 3 |
Technology | 3 |