автономный дыхательный аппарат: 22 phrases in 15 subjects |
Ecology | 1 |
Firefighting and fire-control systems | 3 |
General | 1 |
Makarov | 2 |
Material safety data sheet | 1 |
Medical | 2 |
Military | 1 |
Oil / petroleum | 2 |
Oil and gas | 1 |
Oil processing plants | 1 |
Production | 1 |
Public utilities | 1 |
Security systems | 1 |
Submarines | 1 |
Technology | 3 |