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| 探头: 463 phrases in 37 subjects |
| Agriculture | 3 |
| Air defense | 4 |
| Automobiles | 9 |
| Aviation | 30 |
| Bridge construction | 5 |
| Business | 1 |
| Chemistry | 3 |
| Construction | 1 |
| Drilling | 6 |
| Earth sciences | 6 |
| Electric machinery | 2 |
| Electronics | 36 |
| Engineering geology | 17 |
| General | 10 |
| Geology | 3 |
| Geophysics | 52 |
| Hydroelectric power stations | 4 |
| Information technology | 1 |
| Mechanics | 1 |
| Metallurgy | 34 |
| Mining | 3 |
| Nautical | 3 |
| Navigation | 1 |
| Nursing | 1 |
| Oil / petroleum | 33 |
| Otorhinolaryngology | 1 |
| Plastics | 2 |
| Rail transport | 4 |
| Refrigeration | 1 |
| Semiconductors | 2 |
| Shipbuilding | 4 |
| Space | 19 |
| Technology | 145 |
| Telecommunications | 2 |
| Textile industry | 6 |
| Volleyball | 3 |
| Wind Energy | 5 |