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| центральные системы | |||
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中心系统 : 27 phrases in 9 subjects |
| Electronics | 4 |
| General | 12 |
| Military | 1 |
| Missiles | 1 |
| Oil and gas | 1 |
| Oilfields | 1 |
| Refrigeration | 1 |
| Technology | 2 |
| United Nations | 4 |
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