 |
| |||
| check-valve insert (Лео) | |||
| integral check valve; internal check valve | |||
| built-in check valve; inserted return valve | |||
| встроенный обратный клапан: 6 phrases in 3 subjects |
| Sakhalin | 2 |
| Technology | 1 |
| Transport | 3 |
|
| |||
| check-valve insert (Лео) | |||
| integral check valve; internal check valve | |||
| built-in check valve; inserted return valve | |||
| встроенный обратный клапан: 6 phrases in 3 subjects |
| Sakhalin | 2 |
| Technology | 1 |
| Transport | 3 |