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section beam : 57 phrases in 10 subjects |
| Architecture | 2 |
| Automobiles | 1 |
| Bridge construction | 10 |
| Hydroelectric power stations | 4 |
| Metallurgy | 13 |
| Rail transport | 2 |
| Shipbuilding | 1 |
| Space | 1 |
| Steel production | 1 |
| Technology | 22 |
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