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| 过 调: 155 phrases in 17 subjects |
| Astronautics | 1 |
| Automated equipment | 5 |
| Business | 3 |
| Education | 1 |
| Electronics | 22 |
| General | 39 |
| International Monetary Fund | 9 |
| Mathematics | 5 |
| Medical | 4 |
| Oil processing plants | 7 |
| Oilfields | 1 |
| Radio | 4 |
| Refrigeration | 1 |
| Technology | 50 |
| Telecommunications | 1 |
| Thermal engineering | 1 |
| Water supply | 1 |
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