 |
| |||
| oxygen mask; oxy ask | |||
| mask of oxygen; gaseous-supply oxygen mask; non rebreather mask (плотно прилегающая Uncrowned king); oxygen supply mask (MichaelBurov); non-rebreather mask (After ensuring scene safety, care should involve doing a head-tilt-chin lift, placing an NRB at 15 LPM, and transporting immediately. dsk13) | |||
| O2-mask | |||
| airpack | |||
| small oxygen mask | |||
| oxygen-breathing apparatus | |||
| oxygen gas helmet | |||
| кислородная маска: 37 phrases in 9 subjects |
| Astronautics | 1 |
| Aviation | 12 |
| Aviation medicine | 7 |
| Firefighting and fire-control systems | 1 |
| Medical | 9 |
| Military | 2 |
| Mining | 1 |
| Shipbuilding | 1 |
| Technology | 3 |