| |||
main boosting | |||
boosting main | |||
subcatenary (двойной подвески) | |||
| |||
pilot wires (в РЗ) |
вспомогательный провод: 22 phrases in 7 subjects |
Automobiles | 3 |
British usage, not spelling | 1 |
Electrical engineering | 3 |
Electronics | 4 |
Energy industry | 1 |
Makarov | 1 |
Technology | 9 |