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polarity |
polaridade : 35 phrases in 11 subjects |
Accumulators | 1 |
Communications | 3 |
Earth sciences | 3 |
Electronics | 13 |
Industry | 1 |
Information technology | 6 |
Mechanic engineering | 2 |
Power system protection | 1 |
Technology | 1 |
Transport | 3 |
Video recording | 1 |