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| сварочная зона (методической печи @lexandra) | |||
| зона нагрева металла в многозонной нагревательной печи | |||
| зона нагрева | |||
| зона подогрева | |||
| heating zone: 30 phrases in 13 subjects |
| Caspian | 1 |
| Chemistry | 1 |
| Construction | 5 |
| Energy industry | 2 |
| Firefighting and fire-control systems | 1 |
| Makarov | 1 |
| Metallurgy | 1 |
| Plastics | 2 |
| Polymers | 2 |
| Refrigeration | 5 |
| Technology | 5 |
| Thermal engineering | 2 |
| Welding | 2 |