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| automatic digit | |||
| 自动化数字: 40 phrases in 14 subjects |
| Agriculture | 1 |
| Aviation | 5 |
| Desert science | 1 |
| Earth sciences | 2 |
| Electronics | 9 |
| Geophysics | 1 |
| Information technology | 1 |
| Metallurgy | 2 |
| Missiles | 1 |
| Oil / petroleum | 2 |
| Shipbuilding | 2 |
| Space | 2 |
| Technology | 9 |
| Telecommunications | 2 |