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| construction site: 82 phrases in 14 subjects |
| Architecture | 3 |
| Automobiles | 7 |
| Bridge construction | 5 |
| China | 2 |
| Ecology | 2 |
| Electronics | 1 |
| Engineering geology | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Hydroelectric power stations | 3 |
| Metallurgy | 2 |
| Oil / petroleum | 1 |
| Project management | 1 |
| Rail transport | 2 |
| Technology | 49 |
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