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| 绝缘覆盖层 | |||
| 绝缘套 (втулка); 绝缘层绝缘敷层; 绝缘层; 绝缘敷层 | |||
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изоляционное покрытие : 6 phrases in 4 subjects |
| Firefighting and fire-control systems | 1 |
| General | 3 |
| Pipelines | 1 |
| Technology | 1 |
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