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öppet system | |||
öppen strömkrets | |||
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öppen kylkrets |
open circuit: 50 phrases in 12 subjects |
Accumulators | 2 |
Communications | 13 |
Electric machinery | 1 |
Electronics | 17 |
General | 1 |
Information technology | 2 |
Isolation | 1 |
Mechanic engineering | 8 |
Medical | 1 |
Metallurgy | 2 |
Technology | 1 |
Transformers | 1 |