 |
| |||
| pilot flame | |||
| pilot flame (в камере сгорания) | |||
| факел зажигания: 12 phrases in 6 subjects |
| Astronautics | 3 |
| Caspian | 2 |
| Energy industry | 1 |
| Firefighting and fire-control systems | 1 |
| Oil / petroleum | 3 |
| Thermal engineering | 2 |
|
| |||
| pilot flame | |||
| pilot flame (в камере сгорания) | |||
| факел зажигания: 12 phrases in 6 subjects |
| Astronautics | 3 |
| Caspian | 2 |
| Energy industry | 1 |
| Firefighting and fire-control systems | 1 |
| Oil / petroleum | 3 |
| Thermal engineering | 2 |