 |
| |||
| floating seal | |||
| floating roof seal | |||
| floating-roof seal (нефтяного резервуара) | |||
| затвор плавающей крыши: 8 phrases in 4 subjects |
| Firefighting and fire-control systems | 1 |
| Oil / petroleum | 2 |
| Oil and gas technology | 4 |
| Technology | 1 |
|
| |||
| floating seal | |||
| floating roof seal | |||
| floating-roof seal (нефтяного резервуара) | |||
| затвор плавающей крыши: 8 phrases in 4 subjects |
| Firefighting and fire-control systems | 1 |
| Oil / petroleum | 2 |
| Oil and gas technology | 4 |
| Technology | 1 |