| |||
| испытание нового метода производства (ssn) | |||
|
test of a new production method : 3 phrases in 1 subject |
| Mechanic engineering | 3 |
| |||
| испытание нового метода производства (ssn) | |||
|
test of a new production method : 3 phrases in 1 subject |
| Mechanic engineering | 3 |