 |
| |||
| water-cooled grate | |||
| water-cooled grass; water-tube grass | |||
| решётка с водяным охлаждением колосников: 9 phrases in 3 subjects |
| Mechanic engineering | 3 |
| Technology | 4 |
| Thermal engineering | 2 |
|
| |||
| water-cooled grate | |||
| water-cooled grass; water-tube grass | |||
| решётка с водяным охлаждением колосников: 9 phrases in 3 subjects |
| Mechanic engineering | 3 |
| Technology | 4 |
| Thermal engineering | 2 |