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| 结构动力学 | |||
| structural dynamic: 14 phrases in 8 subjects |
| Bridge construction | 1 |
| Engineering geology | 1 |
| Navigation | 1 |
| Oil / petroleum | 1 |
| Plastics | 1 |
| Space | 6 |
| Technology | 1 |
| Wind Energy | 2 |
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