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研 制 : 551 phrases in 26 subjects |
| Agriculture | 1 |
| Astronautics | 1 |
| Automated equipment | 1 |
| Aviation | 10 |
| Business | 7 |
| Chemistry | 1 |
| Computers | 1 |
| Construction | 1 |
| Drilling | 1 |
| Economy | 9 |
| Education | 8 |
| Electronics | 7 |
| General | 387 |
| Geology | 1 |
| Historical | 2 |
| Information technology | 2 |
| Law | 1 |
| Metallurgy | 1 |
| Military | 6 |
| Name of organization | 3 |
| Nautical | 2 |
| Oil processing plants | 2 |
| Production | 1 |
| Scientific | 7 |
| Technology | 82 |
| United Nations | 6 |
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