main beam
| width
| main beam | |
| gen. | poutre maîtresse |
| construct. | poutre principale; poutre de plancher |
| el. | faisceau de route; feux de route; faisceau du lobe principal; faisceau principal |
| stat. transp. el. | projecteur de route; feu de route; feu route |
| width | |
| arts. | largeur |
| chem. | amplitude; étendue |
| commun. | chasse; justification de la colonne |
| met. | épaisseur; puissance |
| tech. industr. construct. | laize |
|
main beam : 30 phrases in 5 subjects |
| Communications | 11 |
| Electronics | 3 |
| Lighting other than cinema | 2 |
| Mechanic engineering | 2 |
| Transport | 12 |