 |
| |||
| swing type check valve | |||
| automatic non-return valve; check valve; clack valve; non-return valve | |||
| valvula antirretorno: 4 a las frases, 2 temas |
| Ciencias de la tierra | 3 |
| Metalurgia | 1 |
|
| |||
| swing type check valve | |||
| automatic non-return valve; check valve; clack valve; non-return valve | |||
| valvula antirretorno: 4 a las frases, 2 temas |
| Ciencias de la tierra | 3 |
| Metalurgia | 1 |