 |
| |||
| research technique | |||
| Técnica de investigaçao: 13 phrases in 8 subjects |
| Environment | 1 |
| Law | 1 |
| Materials science | 2 |
| Metallurgy | 1 |
| Natural sciences | 1 |
| Obsolete / dated | 5 |
| Patents | 1 |
| Research and development | 1 |
|
| |||
| research technique | |||
| Técnica de investigaçao: 13 phrases in 8 subjects |
| Environment | 1 |
| Law | 1 |
| Materials science | 2 |
| Metallurgy | 1 |
| Natural sciences | 1 |
| Obsolete / dated | 5 |
| Patents | 1 |
| Research and development | 1 |