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| пористая структура | |||
| кавернозная структура; пенистая структура | |||
| ячеистая структура | |||
| 多 孔 结构: 10 phrases in 6 subjects |
| Aviation | 1 |
| Cement | 1 |
| Electronics | 1 |
| Geology | 2 |
| Missiles | 1 |
| Technology | 4 |
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