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| Котельное оборудование (adhal); КО (Котельное оборудование adhal) | |||
| Boiler Equipment: 13 phrases in 8 subjects |
| Automated equipment | 1 |
| Construction | 1 |
| Energy industry | 6 |
| GOST | 1 |
| Material safety data sheet | 1 |
| Oil / petroleum | 1 |
| Thermal engineering | 1 |
| Weapons of mass destruction | 1 |