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| 参考相位; 固定相位 | |||
| 固定相; 固定相位 | |||
| 参考相位 | |||
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fixed phase : 12 phrases in 7 subjects |
| Air defense | 1 |
| Chemistry | 1 |
| Electronics | 1 |
| Nautical | 1 |
| Oil / petroleum | 2 |
| Space | 1 |
| Technology | 5 |
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