control relay
| circuit
| control relay abbr. | |
| mech.eng. | relais de commande |
| circuit abbr. | |
| gen. | bouveau de contournement de puits |
| avia. Canada | circuit d’aérodrome; circuit de trafic |
| el. | terne |
| health. | tournée d'inspection; visite |
| IT | circuit de télécommunication; voie de télécommunication |
| tech. | polygone; circuit |
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| relais de commande | |||
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control relay : 23 phrases in 6 subjects |
| Automated equipment | 8 |
| Communications | 1 |
| Electronics | 2 |
| Power system protection | 6 |
| Telecommunications | 2 |
| Transport | 4 |