| |||
preventive |
واقي : 27 phrases in 12 subjects |
Accumulators | 2 |
Animal husbandry | 4 |
Climatology | 1 |
Electric machinery | 2 |
Electric motors | 1 |
Electric traction | 1 |
Electronics | 3 |
Food industry | 2 |
Isolation | 8 |
Laboratory equipment | 1 |
Telephony | 1 |
Vacuum tubes | 1 |