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| constant pressure; standing pressure; steady pressure | |||
| 稳定压力: 31 phrases in 9 subjects |
| Automobiles | 1 |
| Aviation | 1 |
| Drilling | 4 |
| Hydroelectric power stations | 1 |
| Metallurgy | 3 |
| Oil / petroleum | 5 |
| Space | 2 |
| Steel production | 1 |
| Technology | 13 |
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