 |
| |||
| полярность постоянного тока | |||
| dc polarity: 10 phrases in 4 subjects |
| Electrical engineering | 2 |
| Electronics | 3 |
| Technology | 3 |
| Transport | 2 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips