abertura angular
| vertical
| abertura angular | |
| el. | angle d'ouverture |
| vertical | |
| life.sc. tech. | verticale |
| |||
| angle d'ouverture | |||
| ouverture angulaire | |||
|
abertura angular : 13 phrases in 4 subjects |
| Communications | 3 |
| Electronics | 8 |
| Metallurgy | 1 |
| Physical sciences | 1 |