 |
| |||
| burn method (Drozdova) | |||
| огневой метод: 9 phrases in 7 subjects |
| Agriculture | 1 |
| Agrochemistry | 1 |
| Astronautics | 1 |
| Gas processing plants | 1 |
| Military | 3 |
| Oil / petroleum | 1 |
| Welding | 1 |
|
| |||
| burn method (Drozdova) | |||
| огневой метод: 9 phrases in 7 subjects |
| Agriculture | 1 |
| Agrochemistry | 1 |
| Astronautics | 1 |
| Gas processing plants | 1 |
| Military | 3 |
| Oil / petroleum | 1 |
| Welding | 1 |