 |
| |||
| закалка в печи | |||
| furnace hardening: 14 phrases in 6 subjects |
| Drilling | 1 |
| General | 1 |
| Metallurgy | 5 |
| Oil / petroleum | 1 |
| Technology | 5 |
| Thermal engineering | 1 |
|
| |||
| закалка в печи | |||
| furnace hardening: 14 phrases in 6 subjects |
| Drilling | 1 |
| General | 1 |
| Metallurgy | 5 |
| Oil / petroleum | 1 |
| Technology | 5 |
| Thermal engineering | 1 |