 |
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| pression normale (P.N. vleonilh) | |||
| pression normale | |||
| нормальное давление: 21 phrases in 12 subjects |
| Astronautics | 1 |
| Aviation | 2 |
| Chemistry | 3 |
| Geology | 1 |
| Mechanic engineering | 3 |
| Medical | 2 |
| Metallurgy | 3 |
| Mining | 1 |
| Oil and gas technology | 1 |
| Physics | 1 |
| Radio | 2 |
| Technology | 1 |