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形 曲线 : 82 phrases in 14 subjects |
| Antennas and waveguides | 1 |
| Automated equipment | 2 |
| Construction | 3 |
| Electronics | 8 |
| General | 22 |
| International Monetary Fund | 1 |
| Mathematics | 8 |
| Mechanic engineering | 1 |
| Medical | 1 |
| Oil processing plants | 1 |
| Radio | 3 |
| Road works | 1 |
| Technology | 29 |
| Welding | 1 |
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