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序数 计 数器 : 52 phrases in 13 subjects |
| Agriculture | 1 |
| Aviation | 1 |
| Business | 1 |
| Computers | 2 |
| Electronics | 8 |
| General | 3 |
| Geophysics | 3 |
| Information technology | 2 |
| Metallurgy | 1 |
| Project management | 1 |
| Shipbuilding | 1 |
| Space | 3 |
| Technology | 25 |
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