| |||
| 地区结构 | |||
|
area structure : 20 phrases in 8 subjects |
| Architecture | 2 |
| Business | 1 |
| Geography | 1 |
| Hydroelectric power stations | 2 |
| Information technology | 1 |
| Metallurgy | 1 |
| Rail transport | 1 |
| Technology | 11 |
| |||
| 地区结构 | |||
|
area structure : 20 phrases in 8 subjects |
| Architecture | 2 |
| Business | 1 |
| Geography | 1 |
| Hydroelectric power stations | 2 |
| Information technology | 1 |
| Metallurgy | 1 |
| Rail transport | 1 |
| Technology | 11 |