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| 改变模式; 改变方式 | |||
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change mode : 16 phrases in 8 subjects |
| Air defense | 1 |
| Aviation | 2 |
| Electronics | 5 |
| Geophysics | 1 |
| Marketing | 1 |
| Project management | 1 |
| Space | 1 |
| Technology | 4 |
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