 |
| 护 木: 210 phrases in 22 subjects |
| Agriculture | 3 |
| Animal husbandry | 1 |
| Architecture | 10 |
| Automobiles | 1 |
| Aviation | 1 |
| Bridge construction | 4 |
| Desert science | 1 |
| Ecology | 2 |
| Electronics | 1 |
| Engineering geology | 2 |
| Forestry | 2 |
| General | 11 |
| Hunting | 1 |
| Hydroelectric power stations | 4 |
| Hydrology | 6 |
| Metallurgy | 2 |
| Name of organization | 2 |
| Nautical | 1 |
| Port facilities | 1 |
| Shooting sport | 4 |
| Technology | 149 |
| Wood processing | 1 |