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| back-up with restoration | |||
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| auxiliary storage | |||
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备用存储 : 21 phrases in 10 subjects |
| Aviation | 1 |
| Drilling | 2 |
| Economy | 1 |
| Electronics | 5 |
| Finances | 1 |
| General | 2 |
| Information technology | 1 |
| Project management | 1 |
| Space | 2 |
| Technology | 5 |
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