 |
| |||
| year-on-year change | |||
| 年度变化: 4 phrases in 4 subjects |
| Desert science | 1 |
| Hydroelectric power stations | 1 |
| Space | 1 |
| Telecommunications | 1 |
|
| |||
| year-on-year change | |||
| 年度变化: 4 phrases in 4 subjects |
| Desert science | 1 |
| Hydroelectric power stations | 1 |
| Space | 1 |
| Telecommunications | 1 |