 |
| |||
| controllable check valve | |||
| pilot-operated check valve; pilot check valve; pilot controlled check valve; pilot operated check valve | |||
| управляемый обратный клапан: 7 phrases in 3 subjects |
| Construction | 1 |
| Firefighting and fire-control systems | 1 |
| Technology | 5 |
|
| |||
| controllable check valve | |||
| pilot-operated check valve; pilot check valve; pilot controlled check valve; pilot operated check valve | |||
| управляемый обратный клапан: 7 phrases in 3 subjects |
| Construction | 1 |
| Firefighting and fire-control systems | 1 |
| Technology | 5 |