| |||
| протекающее уплотнение | |||
|
leaking seal : 5 phrases in 3 subjects |
| Nanotechnology | 1 |
| Non-destructive testing | 1 |
| Technology | 3 |
| |||
| протекающее уплотнение | |||
|
leaking seal : 5 phrases in 3 subjects |
| Nanotechnology | 1 |
| Non-destructive testing | 1 |
| Technology | 3 |