after-burning
with | use
of | oxygen
| after burning | |
| mech.eng. | reaquecimento |
| use | |
| commer. energ.ind. | exploração |
| health. | consumo |
| law | utilização |
| oxygen | |
| econ. | oxigénio |
| environ. | oxigénio |
| |||
| reaquecimento | |||
|
after-burning : 3 phrases in 2 subjects |
| Environment | 1 |
| Mechanic engineering | 2 |