 |
| |||
| etched circuit | |||
| схема, изготовленная методом травления: 7 phrases in 5 subjects |
| Electronics | 1 |
| Military | 1 |
| Technology | 3 |
| Telecommunications | 1 |
| Transport | 1 |
|
| |||
| etched circuit | |||
| схема, изготовленная методом травления: 7 phrases in 5 subjects |
| Electronics | 1 |
| Military | 1 |
| Technology | 3 |
| Telecommunications | 1 |
| Transport | 1 |