| |||
electrical relay; relay | |||
| |||
relays |
rela : 71 phrases in 11 subjects |
Communications | 5 |
Electric machinery | 1 |
Electronics | 44 |
General | 3 |
Information technology | 4 |
Mechanic engineering | 2 |
Microsoft | 1 |
Patents | 1 |
Power system protection | 7 |
Rail transport | 2 |
Transport | 1 |