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| 保护性物质 | |||
| 防护材料; 防护物质; 防护物 | |||
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| 屏蔽材料 | |||
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защитный материал : 13 phrases in 5 subjects |
| Electronics | 4 |
| General | 5 |
| Nuclear and fusion power | 1 |
| Security systems | 1 |
| Technology | 2 |
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