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| 柱流 | |||
| 活塞式流动 | |||
| 段塞流; 活塞流 | |||
| piston flow: 9 phrases in 6 subjects |
| Chemistry | 1 |
| Earth sciences | 1 |
| Oil / petroleum | 3 |
| Plastics | 1 |
| Technology | 2 |
| Water resources | 1 |
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