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| 隧道掘进机; 隧道掘进机械 | |||
| 隧道掘进机械 | |||
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tunnel machine : 26 phrases in 7 subjects |
| Earth sciences | 1 |
| Explosives and Explosive Ordnance Disposal | 2 |
| Hydroelectric power stations | 7 |
| Oil / petroleum | 2 |
| Project management | 1 |
| Rail transport | 1 |
| Technology | 12 |
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