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| система трубопроводов; трубопроводная система | |||
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管路系统 : 50 phrases in 7 subjects |
| Aviation | 2 |
| Electronics | 3 |
| General | 17 |
| Nautical | 1 |
| Oil processing plants | 1 |
| Technology | 25 |
| United Nations | 1 |
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