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| 循环期: 88 phrases in 30 subjects |
| Agriculture | 6 |
| Air defense | 1 |
| Aviation | 2 |
| Bridge construction | 1 |
| Business | 4 |
| Commerce | 6 |
| Compressors | 1 |
| Drilling | 1 |
| Ecology | 1 |
| Economy | 2 |
| Electronics | 6 |
| Engineering geology | 2 |
| Finances | 5 |
| International trade | 1 |
| Mathematics | 1 |
| Mechanics | 1 |
| Metallurgy | 2 |
| Mycology | 1 |
| Nautical | 1 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 2 |
| Plastics | 2 |
| Quality control and standards | 1 |
| Refrigeration | 1 |
| Securities | 2 |
| Space | 2 |
| Statistics | 4 |
| Technology | 23 |
| Textile industry | 4 |
| Wind Energy | 1 |
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