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ground currents | |||
earth current | |||
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terrestrial current | |||
ground-return current; ground current | |||
earth current |
токи в земле : 14 phrases in 8 subjects |
Automated equipment | 1 |
Electrical engineering | 1 |
Geology | 1 |
Mass media | 3 |
Occupational health & safety | 5 |
Rail transport | 1 |
Shipbuilding | 1 |
Technology | 1 |