 |
| |||
| 防护林; 防田林 | |||
| 护田林 | |||
| shelter forest: 23 phrases in 5 subjects |
| Agriculture | 5 |
| Desert science | 3 |
| Ecology | 5 |
| Hydroelectric power stations | 2 |
| Technology | 8 |
|
| |||
| 防护林; 防田林 | |||
| 护田林 | |||
| shelter forest: 23 phrases in 5 subjects |
| Agriculture | 5 |
| Desert science | 3 |
| Ecology | 5 |
| Hydroelectric power stations | 2 |
| Technology | 8 |