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母板 : 127 phrases in 21 subjects |
| Architecture | 1 |
| Automobiles | 2 |
| Aviation | 5 |
| Construction | 1 |
| Earth sciences | 1 |
| Electric machinery | 42 |
| Electronics | 11 |
| Engineering geology | 2 |
| General | 7 |
| Geology | 1 |
| Geophysics | 1 |
| Hydroelectric power stations | 1 |
| Information technology | 1 |
| Metallurgy | 15 |
| Oil / petroleum | 1 |
| Plastics | 1 |
| Rail transport | 2 |
| Space | 3 |
| Technology | 26 |
| Telecommunications | 2 |
| Textile industry | 1 |
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