| |||
| эталонный таймер (oleg.vigodsky) | |||
|
reference time clock : 4 phrases in 4 subjects |
| Makarov | 1 |
| Metrology | 1 |
| Technology | 1 |
| Watchmaking | 1 |
| |||
| эталонный таймер (oleg.vigodsky) | |||
|
reference time clock : 4 phrases in 4 subjects |
| Makarov | 1 |
| Metrology | 1 |
| Technology | 1 |
| Watchmaking | 1 |