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| circulating factor | |||
| circulation ratio; recirculating ratio; recirculation ratio; recycle ratio | |||
| 循环系数: 12 phrases in 7 subjects |
| Automobiles | 1 |
| Electronics | 1 |
| Mathematics | 1 |
| Metallurgy | 1 |
| Rail transport | 1 |
| Refrigeration | 1 |
| Technology | 6 |
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