 |
| |||
| 流域规划 | |||
| 流域计划 | |||
| basin planning: 13 phrases in 6 subjects |
| Bridge construction | 1 |
| Ecology | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 4 |
| Technology | 5 |
| United Nations | 1 |
|
| |||
| 流域规划 | |||
| 流域计划 | |||
| basin planning: 13 phrases in 6 subjects |
| Bridge construction | 1 |
| Ecology | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 4 |
| Technology | 5 |
| United Nations | 1 |