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| прочный; крепкий; абсолютно надёжный | |||
| 完固: 11 phrases in 7 subjects |
| Drilling | 1 |
| Electronics | 1 |
| General | 2 |
| Military | 1 |
| Oil and gas | 1 |
| Oil processing plants | 1 |
| Technology | 4 |
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