 |
| |||
| обработка пламенем; газопламенная очистка; газопламенная обработка | |||
| термообработка открытым пламенем | |||
| огневая обработка | |||
| flame treatment: 8 phrases in 6 subjects |
| Firefighting and fire-control systems | 1 |
| Occupational health & safety | 1 |
| Oil / petroleum | 1 |
| Oilfields | 1 |
| Technology | 3 |
| Welding | 1 |