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| 喷 口: 469 phrases in 29 subjects |
| Aerodynamics | 5 |
| Astronautics | 6 |
| Automated equipment | 1 |
| Automobiles | 2 |
| Aviation | 39 |
| Chemistry | 1 |
| Construction | 2 |
| Drilling | 1 |
| Electronics | 6 |
| Firefighting and fire-control systems | 1 |
| Fish farming pisciculture | 1 |
| General | 93 |
| Geology | 7 |
| Hovercraft | 2 |
| Jet engines | 7 |
| Mechanics | 2 |
| Metallurgy | 4 |
| Military | 11 |
| Missiles | 4 |
| Nautical | 26 |
| Oceanography & oceanology | 1 |
| Oil / petroleum | 1 |
| Oil processing plants | 13 |
| Oilfields | 4 |
| Physics | 1 |
| Technology | 225 |
| United Nations | 1 |
| Water supply | 1 |
| Welding | 1 |
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