 |
| |||
| válvula de seguridad | |||
| boquilla de escape de gas | |||
| válvula reductora de la presión; válvula limitadora de la presión | |||
| válvulas de seguridad | |||
| safety valve: 19 phrases in 9 subjects |
| Automated equipment | 2 |
| Chemistry | 3 |
| Electronics | 1 |
| Materials science | 2 |
| Measuring instruments | 1 |
| Mechanic engineering | 2 |
| Military | 1 |
| Technology | 6 |
| Transport | 1 |