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数字 测试 : 59 phrases in 14 subjects |
| Automobiles | 1 |
| Aviation | 10 |
| Earth sciences | 2 |
| Electronics | 22 |
| General | 1 |
| Geophysics | 2 |
| Information technology | 1 |
| Mechanics | 1 |
| Metallurgy | 1 |
| Radio | 1 |
| Shipbuilding | 1 |
| Space | 7 |
| Technology | 5 |
| Telecommunications | 4 |
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