| |||
| зольность топлива в процентах | |||
| зольность | |||
|
ash percentage : 7 phrases in 7 subjects |
| Agrochemistry | 1 |
| Automobiles | 1 |
| Ecology | 1 |
| Food industry | 1 |
| Geology | 1 |
| Mechanic engineering | 1 |
| Rail transport | 1 |
| |||
| зольность топлива в процентах | |||
| зольность | |||
|
ash percentage : 7 phrases in 7 subjects |
| Agrochemistry | 1 |
| Automobiles | 1 |
| Ecology | 1 |
| Food industry | 1 |
| Geology | 1 |
| Mechanic engineering | 1 |
| Rail transport | 1 |