 |
| |||
| mechanical line standard; standard scale | |||
| reference scale; calibrated divided scale | |||
| образцовая штриховая мера длины: 8 phrases in 2 subjects |
| Metrology | 5 |
| Technology | 3 |
|
| |||
| mechanical line standard; standard scale | |||
| reference scale; calibrated divided scale | |||
| образцовая штриховая мера длины: 8 phrases in 2 subjects |
| Metrology | 5 |
| Technology | 3 |