preparatory | development work
| development work | |
| coal. | trabalhos preparatórios de exploração |
| coal. el. | trabalhos de reconhecimento |
| English thesaurus | |||
| |||
| prep | |||
|
preparatory : 63 phrases in 13 subjects |
| Agriculture | 8 |
| Coal | 1 |
| Communications | 4 |
| Economics | 1 |
| Education | 1 |
| Electronics | 2 |
| Environment | 1 |
| General | 25 |
| Health care | 1 |
| Industry | 1 |
| Law | 10 |
| Metallurgy | 1 |
| Politics | 7 |