 |
| 水 头: 538 phrases in 40 subjects |
| Architecture | 1 |
| Astronautics | 1 |
| Automobiles | 1 |
| Aviation | 8 |
| Business | 2 |
| Construction | 13 |
| Cooking | 3 |
| Drilling | 10 |
| Economy | 2 |
| Electronics | 75 |
| Figurative | 1 |
| Figure of speech | 2 |
| Firefighting and fire-control systems | 4 |
| General | 215 |
| Geology | 2 |
| Hydraulic engineering | 1 |
| Hydrography | 6 |
| Hydrology | 2 |
| Ichthyology | 1 |
| Informal | 1 |
| Jet engines | 1 |
| Medical | 18 |
| Military | 5 |
| Mining | 4 |
| Name of organization | 1 |
| Nautical | 6 |
| Oil / petroleum | 10 |
| Oil and gas | 14 |
| Oil and gas technology | 4 |
| Oil processing plants | 9 |
| Oilfields | 2 |
| Ornithology | 1 |
| Physics | 1 |
| Proverb | 2 |
| Refrigeration | 1 |
| Road works | 1 |
| Shipbuilding | 2 |
| Technology | 103 |
| Water supply | 1 |
| Yachting | 1 |