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| 环形移位 | |||
| 循环移位 | |||
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circuit shift : 18 phrases in 10 subjects |
| Automobiles | 1 |
| Communications | 2 |
| Electronics | 1 |
| Hydroelectric power stations | 2 |
| Information technology | 3 |
| Oil / petroleum | 1 |
| Rail transport | 2 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 4 |
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