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| 材料 号: 22 phrases in 14 subjects |
| Aviation | 3 |
| Business | 1 |
| Cables and cable production | 1 |
| Chemistry | 3 |
| Economy | 2 |
| Electric machinery | 1 |
| Electronics | 2 |
| Engineering geology | 1 |
| General | 1 |
| Genetics | 1 |
| Management | 1 |
| Plastics | 2 |
| Shipbuilding | 2 |
| Technology | 1 |
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