| |||
| tce; tece; ton of coal equivalent; tonne of coal equivalent; standard coal equivalent | |||
|
t.e. c : 2 do fraz, 2 tematyki |
| Nauki o życiu | 1 |
| Transport | 1 |
| |||
| tce; tece; ton of coal equivalent; tonne of coal equivalent; standard coal equivalent | |||
|
t.e. c : 2 do fraz, 2 tematyki |
| Nauki o życiu | 1 |
| Transport | 1 |