 |
| |||
| ring gasket | |||
| уплотнительное металлическое кольцо: 4 phrases in 4 subjects |
| Drilling | 1 |
| Electronics | 1 |
| Oil and gas technology | 1 |
| Rail transport | 1 |
|
| |||
| ring gasket | |||
| уплотнительное металлическое кольцо: 4 phrases in 4 subjects |
| Drilling | 1 |
| Electronics | 1 |
| Oil and gas technology | 1 |
| Rail transport | 1 |