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| 建筑材料; 结构材料 | |||
| 结构材质; 电波辐射透明材料 (种用来制作雷达站天线流线型罩的保护材料); 结构材料结构材料 | |||
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| 结构材料; 工程物资; 构造材料; 构造材料结构材料 | |||
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конструкционные материалы : 14 phrases in 5 subjects |
| Aviation | 2 |
| Electronics | 2 |
| General | 4 |
| Oil processing plants | 2 |
| Technology | 4 |
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