 |
| |||
| mechanical impact test (ssn) | |||
| испытание на механический удар: 5 phrases in 2 subjects |
| Electrical engineering | 4 |
| Oil / petroleum | 1 |
|
| |||
| mechanical impact test (ssn) | |||
| испытание на механический удар: 5 phrases in 2 subjects |
| Electrical engineering | 4 |
| Oil / petroleum | 1 |