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| digital operation | |||
| 数学应用: 52 phrases in 11 subjects |
| Aviation | 2 |
| Earth sciences | 10 |
| Electronics | 1 |
| General | 27 |
| Librarianship | 1 |
| Metallurgy | 1 |
| Name of organization | 1 |
| Oil / petroleum | 1 |
| Space | 2 |
| Technology | 3 |
| Telecommunications | 3 |
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