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| directional ground protection | |||
| направленная защита от замыканий на землю: 3 phrases in 3 subjects |
| Construction | 1 |
| Electrical engineering | 1 |
| General | 1 |
|
| |||
| directional ground protection | |||
| направленная защита от замыканий на землю: 3 phrases in 3 subjects |
| Construction | 1 |
| Electrical engineering | 1 |
| General | 1 |