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| strength beam: 25 phrases in 9 subjects |
| Architecture | 1 |
| Automobiles | 1 |
| Bridge construction | 7 |
| Metallurgy | 1 |
| Oil / petroleum | 3 |
| Plastics | 2 |
| Polymers | 1 |
| Space | 2 |
| Technology | 7 |
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