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pejlingssystem; spårningssystem | |||
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målföljningssystem |
Tracking System : 21 phrases in 8 subjects |
Communications | 9 |
Criminal law | 2 |
Electronics | 1 |
Fish farming pisciculture | 3 |
Life sciences | 1 |
Natural sciences | 2 |
Pharmacy and pharmacology | 2 |
Statistics | 1 |