 |
| 变量泵: 37 phrases in 12 subjects |
| Automobiles | 3 |
| Chemistry | 3 |
| Drilling | 2 |
| Electronics | 1 |
| Hydroelectric power stations | 4 |
| Mechanic engineering | 3 |
| Metallurgy | 3 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Shipbuilding | 1 |
| Space | 2 |
| Technology | 13 |
|
| 变量泵: 37 phrases in 12 subjects |
| Automobiles | 3 |
| Chemistry | 3 |
| Drilling | 2 |
| Electronics | 1 |
| Hydroelectric power stations | 4 |
| Mechanic engineering | 3 |
| Metallurgy | 3 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Shipbuilding | 1 |
| Space | 2 |
| Technology | 13 |