| |||
| 开发利用 | |||
|
development and utilization : 15 phrases in 9 subjects |
| Aviation | 2 |
| Business | 1 |
| Ecology | 4 |
| Economics | 2 |
| Forestry | 1 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 1 |
| Technology | 2 |
| United Nations | 1 |
| |||
| 开发利用 | |||
|
development and utilization : 15 phrases in 9 subjects |
| Aviation | 2 |
| Business | 1 |
| Ecology | 4 |
| Economics | 2 |
| Forestry | 1 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 1 |
| Technology | 2 |
| United Nations | 1 |