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| 圆柱形系数; 棱形系数 | |||
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longitudinal coefficient : 16 phrases in 7 subjects |
| Automobiles | 1 |
| Aviation | 1 |
| Bridge construction | 2 |
| Engineering geology | 2 |
| Shipbuilding | 2 |
| Space | 1 |
| Technology | 7 |
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