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| 垂直地面 | |||
| vertical ground: 12 phrases in 9 subjects |
| Athletics | 1 |
| Bridge construction | 1 |
| Cartography | 1 |
| Electronics | 2 |
| Engineering geology | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Oil / petroleum | 1 |
| Space | 2 |
| Technology | 2 |
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