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模块的 : 45 phrases in 15 subjects |
| Air defense | 2 |
| Automobiles | 3 |
| Aviation | 4 |
| Cryptography | 2 |
| Drilling | 1 |
| Electronics | 4 |
| General | 2 |
| Information technology | 4 |
| Metallurgy | 2 |
| Mining | 1 |
| Navigation | 1 |
| Project management | 3 |
| Space | 4 |
| Technology | 7 |
| Telecommunications | 5 |
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