 |
| |||
| superimposed retort | |||
| superimposed pre-distillation retort; superimposed pre-distillation retort (газогенератора) | |||
| low-temperature carbonization shaft; fuel distillation bell | |||
| швельшахта: 10 a las frases, 4 temas |
| Makárov | 1 |
| Petróleo | 4 |
| Química | 2 |
| Tecnología | 3 |