 |
| |||
| gate valve flange | |||
| gate flange | |||
| gate-valve flange | |||
| фланец задвижки: 6 phrases in 4 subjects |
| Construction | 1 |
| Oil / petroleum | 3 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
|
| |||
| gate valve flange | |||
| gate flange | |||
| gate-valve flange | |||
| фланец задвижки: 6 phrases in 4 subjects |
| Construction | 1 |
| Oil / petroleum | 3 |
| Oil and gas technology | 1 |
| Oilfields | 1 |