signal de groupe
| libre
| signal de groupe | |
| railw. sec.sys. | common signal |
| Libra | |
| relig. | Scales/the; Libra |
| libre | |
| chem. | free |
| commun. | loose |
| commun. el. | idle |
| comp. | blank; vacant; empty; void |
| |||
| common signal | |||
| group signal | |||
|
signal de groupe : 8 phrases in 7 subjects |
| Automated equipment | 1 |
| Communications | 1 |
| Electronics | 1 |
| General | 1 |
| Information technology | 1 |
| Telecommunications | 2 |
| United Nations | 1 |