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分类计算 : 26 phrases in 15 subjects |
| Agriculture | 1 |
| Aviation | 3 |
| Business | 2 |
| Commerce | 1 |
| Economy | 1 |
| Electronics | 5 |
| Finances | 2 |
| Information technology | 1 |
| International trade | 1 |
| Mathematics | 1 |
| Nautical | 1 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 4 |
| Telecommunications | 1 |
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