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| предварительно напряжённый железобетон | |||
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预力混凝土 : 45 phrases in 7 subjects |
| Construction | 5 |
| Electronics | 15 |
| General | 13 |
| Nuclear and fusion power | 2 |
| Oil processing plants | 1 |
| Oilfields | 1 |
| Technology | 8 |
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