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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 |
directions | |
comp., MS | itinéraire |
main beam: 30 phrases in 5 subjects |
Communications | 11 |
Electronics | 3 |
Lighting other than cinema | 2 |
Mechanic engineering | 2 |
Transport | 12 |