time relay | |
construct. | dawkownik czasu; czasownik |
summation : 15 phrases in 9 subjects |
Chemistry | 2 |
Construction | 4 |
Electric motors | 1 |
Electronics | 1 |
Foundation engineering | 1 |
Mathematics | 3 |
Power system protection | 1 |
Radiobiology | 1 |
Transformers | 1 |