 |
| high-pressure valve: 15 phrases in 8 subjects |
| Automobiles | 1 |
| Chemistry | 1 |
| Earth sciences | 1 |
| Mechanic engineering | 5 |
| Metallurgy | 1 |
| Mining | 1 |
| Refrigeration | 1 |
| Technology | 4 |
|
| high-pressure valve: 15 phrases in 8 subjects |
| Automobiles | 1 |
| Chemistry | 1 |
| Earth sciences | 1 |
| Mechanic engineering | 5 |
| Metallurgy | 1 |
| Mining | 1 |
| Refrigeration | 1 |
| Technology | 4 |