 |
| |||
| liquid out valve | |||
| drag valve | |||
| delivery valve; release valve; double acting valve | |||
| outlet valve; discharge valve | |||
| válvula de salida: 24 phrases in 6 subjects |
| Antennas and waveguides | 1 |
| Coal | 12 |
| Information technology | 2 |
| Mechanic engineering | 2 |
| Technology | 2 |
| Transport | 5 |