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mains switch |
control de red : 43 phrases in 12 subjects |
Communications | 13 |
Earth sciences | 1 |
Electronics | 5 |
Environment | 1 |
General | 8 |
Health care | 4 |
Information technology | 4 |
Name of organization | 2 |
Obsolete / dated | 1 |
Technology | 2 |
Transport | 1 |
United Nations | 1 |