 |
| |||
| superimposed pre-distillation retort; superimposed pre-distillation retort (газогенератора) | |||
| superimposed retort | |||
| low-temperature carbonization shaft; fuel distillation bell | |||
| швельшахта: 10 phrases, 4 sujets |
| Chimie | 2 |
| Makarov | 1 |
| Pétrole / pétrole | 4 |
| Technologie | 3 |