 |
| |||
| stream pattern (Leonid Dzhepko) | |||
| jet path | |||
| spray pattern (пож.) | |||
| форма струи: 8 phrases in 7 subjects |
| Astronautics | 1 |
| Construction | 1 |
| Firefighting and fire-control systems | 1 |
| Mechanic engineering | 1 |
| Occupational health & safety | 1 |
| Polymers | 1 |
| Transport | 2 |
|
| |||
| stream pattern (Leonid Dzhepko) | |||
| jet path | |||
| spray pattern (пож.) | |||
| форма струи: 8 phrases in 7 subjects |
| Astronautics | 1 |
| Construction | 1 |
| Firefighting and fire-control systems | 1 |
| Mechanic engineering | 1 |
| Occupational health & safety | 1 |
| Polymers | 1 |
| Transport | 2 |